#909CD8
Closest named color: Perrywinkle (#8F8CE7). oklch(70.6% 0.089 275.2), rgb(144, 156, 216).
Aa
Black text reads best on this color (7.93:1).
About this color
#909CD8 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.089 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.053 away. Black text reads best on it, at 7.93:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.93:1 |
| White text | 2.64:1 |
Values
| HEX | #909CD8 |
| RGB | rgb(144, 156, 216) |
| HSL | hsl(230, 48%, 71%) |
| OKLCH | oklch(70.6% 0.089 275.2) |
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 #909CD8 | 2.64:1 | Fails | Lc -56.7 | Large or bold text, headings |
| Black text on #909CD8 | 7.93:1 | AAA | Lc 52.5 | Large or bold text, headings |
| #909CD8 text on white | 2.64:1 | Fails | Lc 51.5 | Large or bold text, headings |
| #909CD8 text on black | 7.93:1 | AAA | Lc -50.4 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D3D8EE
oklch(88.5% 0.031 275.6)
-
Step 300
300
#B6BEE5
oklch(80.8% 0.056 276)
-
Step 400
400 (this color)
#909CD8
oklch(70.6% 0.089 275.2)
-
Step 500
500
#7683CE
oklch(63.1% 0.114 275.2)
-
Step 600
600
#5F6BBB
oklch(55.5% 0.124 275.2)
-
Step 700
700
#4F59A1
oklch(49.1% 0.115 275.4)
-
Step 800
800
#414982
oklch(42.7% 0.095 275.6)
-
Step 900
900
#363E69
oklch(37.8% 0.074 274.3)
-
Step 950
950
#20243D
oklch(26.9% 0.047 275.9)
#909CD8 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) | #89A2DB | 0.017 |
| Deuteranopia (no green cones) | #849CD7 | 0.016 |
| Tritanopia (no blue cones) | #7CA7B1 | 0.079 |
| Achromatopsia (no color) | #9F9F9F | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #909CD8
#909CD8
oklch(70.6% 0.089 275.2)
- #B1A05D
#B1A05D
oklch(70.6% 0.089 95.5)
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 #909CD8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.053
- Periwinkle Blue #8F99FB ΔE 0.055
- Pale Purple #B790D4 ΔE 0.061
- Cool Gray #8D99AE ΔE 0.062
- Bluey Grey #89A0B0 ΔE 0.066
- Cornflower Blue #6495ED ΔE 0.067
- Bluegrey #85A3B2 ΔE 0.068
- Greyblue #77A1B5 ΔE 0.068
Use #909CD8 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.