#909CD2
Closest named color: Cool Gray (#8D99AE). oklch(70.3% 0.08 274.5), rgb(144, 156, 210).
Aa
Black text reads best on this color (7.87:1).
About this color
#909CD2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.080 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.053 away. Black text reads best on it, at 7.87:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.87:1 |
| White text | 2.66:1 |
Values
| HEX | #909CD2 |
| RGB | rgb(144, 156, 210) |
| HSL | hsl(229, 42%, 69%) |
| OKLCH | oklch(70.3% 0.08 274.5) |
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 #909CD2 | 2.66:1 | Fails | Lc -57.0 | Large or bold text, headings |
| Black text on #909CD2 | 7.87:1 | AAA | Lc 52.2 | Large or bold text, headings |
| #909CD2 text on white | 2.66:1 | Fails | Lc 51.8 | Large or bold text, headings |
| #909CD2 text on black | 7.87:1 | AAA | Lc -50.0 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D3D8EC
oklch(88.4% 0.028 274.6)
-
Step 300
300
#B6BFE2
oklch(80.9% 0.05 273.9)
-
Step 400
400 (this color)
#909CD2
oklch(70.3% 0.08 274.5)
-
Step 500
500
#7784C8
oklch(63.1% 0.104 274.8)
-
Step 600
600
#606DB4
oklch(55.6% 0.111 274.4)
-
Step 700
700
#4F5B9B
oklch(49.1% 0.103 274)
-
Step 800
800
#414A7E
oklch(42.7% 0.087 274.7)
-
Step 900
900
#373E65
oklch(37.6% 0.067 275)
-
Step 950
950
#20253B
oklch(27.1% 0.042 273.5)
#909CD2 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) | #8CA1D4 | 0.013 |
| Deuteranopia (no green cones) | #879CD1 | 0.012 |
| Tritanopia (no blue cones) | #7EA6AF | 0.071 |
| Achromatopsia (no color) | #9E9E9E | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #909CD2
#909CD2
oklch(70.3% 0.08 274.5)
- #AF9F64
#AF9F64
oklch(70.3% 0.08 94.7)
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 #909CD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.053
- Bluey Grey #89A0B0 ΔE 0.057
- Perrywinkle #8F8CE7 ΔE 0.059
- Bluegrey #85A3B2 ΔE 0.059
- Greyblue #77A1B5 ΔE 0.060
- Pale Purple #B790D4 ΔE 0.062
- Cool Steel #97A7B3 ΔE 0.063
- Periwinkle Blue #8F99FB ΔE 0.064
Use #909CD2 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.