#9CA3FF
Closest named color: Periwinkle Blue (#8F99FB). oklch(74.7% 0.132 279.4), rgb(156, 163, 255).
Aa
Black text reads best on this color (9.09:1).
About this color
#9CA3FF is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.132 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.032 away. Black text reads best on it, at 9.09:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 9.09:1 |
| White text | 2.30:1 |
Values
| HEX | #9CA3FF |
| RGB | rgb(156, 163, 255) |
| HSL | hsl(236, 100%, 81%) |
| OKLCH | oklch(74.7% 0.132 279.4) |
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 #9CA3FF | 2.30:1 | Fails | Lc -50.3 | Large or bold text, headings |
| Black text on #9CA3FF | 9.09:1 | AAA | Lc 58.5 | Large or bold text, headings |
| #9CA3FF text on white | 2.30:1 | Fails | Lc 45.4 | Large or bold text, headings |
| #9CA3FF text on black | 9.09:1 | AAA | Lc -56.6 | 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
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F8
oklch(88.6% 0.046 278.6)
-
Step 300
300
#B5BCF6
oklch(81% 0.082 279)
-
Step 400
400 (this color)
#9CA3FF
oklch(74.7% 0.132 279.4)
-
Step 500
500
#7779EC
oklch(63% 0.169 279.6)
-
Step 600
600
#615FDB
oklch(55.5% 0.184 279.3)
-
Step 700
700
#514EBE
oklch(49.2% 0.171 279.3)
-
Step 800
800
#424099
oklch(42.6% 0.141 279.5)
-
Step 900
900
#37387A
oklch(37.7% 0.11 279.1)
-
Step 950
950
#202147
oklch(26.9% 0.069 279.5)
#9CA3FF 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) | #84AEFF | 0.038 |
| Deuteranopia (no green cones) | #7EA7FD | 0.038 |
| Tritanopia (no blue cones) | #7FB5C5 | 0.116 |
| Achromatopsia (no color) | #ABABAB | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9CA3FF
#9CA3FF
oklch(74.7% 0.132 279.4)
- #C2AE3D
#C2AE3D
oklch(74.7% 0.132 99.1)
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 #9CA3FF, closest first.
No curated palette has a color within ΔE 0.04 of #9CA3FF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.032
- Carolina Blue #8AB8FE ΔE 0.057
- Pastel Purple #CAA0FF ΔE 0.066
- Perrywinkle #8F8CE7 ΔE 0.067
- Baby Purple #CA9BF7 ΔE 0.067
- Lilac #CEA2FD ΔE 0.072
- Liliac #C48EFD ΔE 0.073
- Lavender Blue #8B88F8 ΔE 0.074
Use #9CA3FF 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.