#8B90BC
Closest named color: Cool Gray (#8D99AE). oklch(66.5% 0.065 279.4), rgb(139, 144, 188).
Aa
Black text reads best on this color (6.81:1).
About this color
#8B90BC is a medium-light, muted blue. In OKLCH its lightness is 67%, its chroma 0.065 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.038 away. Black text reads best on it, at 6.81:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 6.81:1 |
| White text | 3.08:1 |
Values
| HEX | #8B90BC |
| RGB | rgb(139, 144, 188) |
| HSL | hsl(234, 27%, 64%) |
| OKLCH | oklch(66.5% 0.065 279.4) |
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 #8B90BC | 3.08:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #8B90BC | 6.81:1 | AA | Lc 46.3 | Large or bold text, headings |
| #8B90BC text on white | 3.08:1 | AA large text | Lc 57.7 | Large or bold text, headings |
| #8B90BC text on black | 6.81:1 | AA | Lc -44.0 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D8E5
oklch(88.5% 0.018 279)
-
Step 300
300
#BCBFD6
oklch(81% 0.032 279.7)
-
Step 400
400
#999EC1
oklch(70.7% 0.051 278.6)
-
Step 500
500 (this color)
#8B90BC
oklch(66.5% 0.065 279.4)
-
Step 600
600
#6A6F9D
oklch(55.6% 0.072 279)
-
Step 700
700
#595D86
oklch(49.2% 0.066 279.4)
-
Step 800
800
#494C6D
oklch(42.8% 0.055 279.8)
-
Step 900
900
#3D3F58
oklch(37.7% 0.043 280.6)
-
Step 950
950
#232534
oklch(26.9% 0.028 278.4)
#8B90BC 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) | #8495BE | 0.015 |
| Deuteranopia (no green cones) | #8191BB | 0.014 |
| Tritanopia (no blue cones) | #7F989F | 0.058 |
| Achromatopsia (no color) | #939393 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B90BC
#8B90BC
oklch(66.5% 0.065 279.4)
- #9D9566
#9D9566
oklch(66.5% 0.065 99.7)
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 #8B90BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.038
- Silver Lake Blue #778DA9 ΔE 0.041
- Heather #A484AC ΔE 0.047
- Blue Grey #758DA3 ΔE 0.050
- Faded Blue #658CBB ΔE 0.052
- Bluey Grey #89A0B0 ΔE 0.053
- Greyblue #77A1B5 ΔE 0.056
- Dusty Lavender #AC86A8 ΔE 0.056
Use #8B90BC 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.