#909EB2
Closest named color: Bluey Grey (#89A0B0). oklch(69.5% 0.033 257.3), rgb(144, 158, 178).
Aa
Black text reads best on this color (7.71:1).
About this color
#909EB2 is a medium-light, muted blue. In OKLCH its lightness is 69%, its chroma 0.033 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Grey (#89A0B0), ΔE 0.011 away. Black text reads best on it, at 7.71:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Bluey Grey (#89A0B0) |
| Black text | 7.71:1 |
| White text | 2.72:1 |
Values
| HEX | #909EB2 |
| RGB | rgb(144, 158, 178) |
| HSL | hsl(215, 18%, 63%) |
| OKLCH | oklch(69.5% 0.033 257.3) |
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 #909EB2 | 2.72:1 | Fails | Lc -57.9 | Large or bold text, headings |
| Black text on #909EB2 | 7.71:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #909EB2 text on white | 2.72:1 | Fails | Lc 52.7 | Large or bold text, headings |
| #909EB2 text on black | 7.71:1 | AAA | Lc -49.2 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4D9E1
oklch(88.4% 0.012 259.8)
-
Step 300
300
#B8C1CE
oklch(80.8% 0.021 257.5)
-
Step 400
400 (this color)
#909EB2
oklch(69.5% 0.033 257.3)
-
Step 500
500
#798BA4
oklch(63.1% 0.043 256.6)
-
Step 600
600
#62758F
oklch(55.7% 0.046 256.3)
-
Step 700
700
#516279
oklch(49.1% 0.043 256.1)
-
Step 800
800
#435063
oklch(42.8% 0.036 257.8)
-
Step 900
900
#384251
oklch(37.6% 0.029 258.4)
-
Step 950
950
#21272F
oklch(27% 0.017 255.7)
#909EB2 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) | #979FB3 | 0.010 |
| Deuteranopia (no green cones) | #949BB2 | 0.009 |
| Tritanopia (no blue cones) | #88A2A4 | 0.029 |
| Achromatopsia (no color) | #9D9D9D | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #909EB2
#909EB2
oklch(69.5% 0.033 257.3)
- #A99B86
#A99B86
oklch(69.6% 0.034 78)
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 #909EB2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Grey #89A0B0 ΔE 0.011
- Cool Gray #8D99AE ΔE 0.015
- Bluegrey #85A3B2 ΔE 0.019
- Cool Grey #95A3A6 ΔE 0.027
- Cool Steel #97A7B3 ΔE 0.028
- Greyblue #77A1B5 ΔE 0.031
- Pewter #96A8A1 ΔE 0.044
- Dark Gray #A9A9A9 ΔE 0.052
Use #909EB2 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.