#9DA5FF
Closest named color: Periwinkle Blue (#8F99FB). oklch(75.2% 0.129 278.9), rgb(157, 165, 255).
Aa
Black text reads best on this color (9.25:1).
About this color
#9DA5FF is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.129 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.038 away. Black text reads best on it, at 9.25:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 9.25:1 |
| White text | 2.26:1 |
Values
| HEX | #9DA5FF |
| RGB | rgb(157, 165, 255) |
| HSL | hsl(235, 100%, 81%) |
| OKLCH | oklch(75.2% 0.129 278.9) |
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 #9DA5FF | 2.26:1 | Fails | Lc -49.5 | Large or bold text, headings |
| Black text on #9DA5FF | 9.25:1 | AAA | Lc 59.3 | Large or bold text, headings |
| #9DA5FF text on white | 2.26:1 | Fails | Lc 44.6 | Non-text elements, placeholder text |
| #9DA5FF text on black | 9.25:1 | AAA | Lc -57.5 | 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
#D2D7F7
oklch(88.5% 0.044 278.4)
-
Step 300
300
#B5BCF5
oklch(81% 0.081 279)
-
Step 400
400 (this color)
#9DA5FF
oklch(75.2% 0.129 278.9)
-
Step 500
500
#767AEA
oklch(63% 0.165 279)
-
Step 600
600
#6160D9
oklch(55.6% 0.181 279.1)
-
Step 700
700
#504FBC
oklch(49.1% 0.167 278.7)
-
Step 800
800
#424198
oklch(42.7% 0.139 279.3)
-
Step 900
900
#373879
oklch(37.7% 0.108 279.2)
-
Step 950
950
#202147
oklch(26.9% 0.069 279.5)
#9DA5FF 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) | #87B0FF | 0.037 |
| Deuteranopia (no green cones) | #81A9FD | 0.035 |
| Tritanopia (no blue cones) | #80B7C6 | 0.115 |
| Achromatopsia (no color) | #ACACAC | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9DA5FF
#9DA5FF
oklch(75.2% 0.129 278.9)
- #C3AF42
#C3AF42
oklch(75.1% 0.129 98.8)
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 #9DA5FF, closest first.
No curated palette has a color within ΔE 0.04 of #9DA5FF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.038
- Carolina Blue #8AB8FE ΔE 0.052
- Pastel Purple #CAA0FF ΔE 0.064
- Baby Purple #CA9BF7 ΔE 0.066
- Pastel Blue #A2BFFE ΔE 0.070
- Lilac #CEA2FD ΔE 0.070
- Perrywinkle #8F8CE7 ΔE 0.072
- Liliac #C48EFD ΔE 0.075
Use #9DA5FF 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.