#9CA5FB
Closest named color: Periwinkle Blue (#8F99FB). oklch(74.9% 0.124 278.4), rgb(156, 165, 251).
Aa
Black text reads best on this color (9.18:1).
About this color
#9CA5FB is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.124 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.037 away. Black text reads best on it, at 9.18:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.124) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 9.18:1 |
| White text | 2.28:1 |
Values
| HEX | #9CA5FB |
| RGB | rgb(156, 165, 251) |
| HSL | hsl(234, 92%, 80%) |
| OKLCH | oklch(74.9% 0.124 278.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #9CA5FB | 2.28:1 | Fails | Lc -49.9 | Large or bold text, headings |
| Black text on #9CA5FB | 9.18:1 | AAA | Lc 59.0 | Large or bold text, headings |
| #9CA5FB text on white | 2.28:1 | Fails | Lc 45.0 | Non-text elements, placeholder text |
| #9CA5FB text on black | 9.18:1 | AAA | Lc -57.1 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F6
oklch(88.5% 0.043 278.2)
-
Step 300
300
#B5BCF3
oklch(80.9% 0.078 278.9)
-
Step 400
400 (this color)
#9CA5FB
oklch(74.9% 0.124 278.4)
-
Step 500
500
#767CE7
oklch(63.2% 0.158 278.4)
-
Step 600
600
#6062D5
oklch(55.6% 0.173 278.4)
-
Step 700
700
#5051B8
oklch(49.2% 0.159 278.4)
-
Step 800
800
#414395
oklch(42.8% 0.132 278.2)
-
Step 900
900
#373977
oklch(37.7% 0.104 278.8)
-
Step 950
950
#202246
oklch(27.1% 0.066 278.6)
#9CA5FB with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #89AFFE | 0.032 |
| Deuteranopia (no green cones) | #83A8F9 | 0.032 |
| Tritanopia (no blue cones) | #80B6C4 | 0.110 |
| Achromatopsia (no color) | #ABABAB | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9CA5FB
#9CA5FB
oklch(74.9% 0.124 278.4)
- #C2AE48
#C2AE48
oklch(74.8% 0.123 98.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #9CA5FB, closest first.
No curated palette has a color within ΔE 0.04 of #9CA5FB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.037
- Carolina Blue #8AB8FE ΔE 0.051
- Pastel Purple #CAA0FF ΔE 0.066
- Baby Purple #CA9BF7 ΔE 0.068
- Pastel Blue #A2BFFE ΔE 0.069
- Perrywinkle #8F8CE7 ΔE 0.070
- Lilac #CEA2FD ΔE 0.072
- Pale Purple #B790D4 ΔE 0.074
Use #9CA5FB in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.