#8A90C3
Closest named color: Cool Gray (#8D99AE). oklch(66.8% 0.076 278.9), rgb(138, 144, 195).
Aa
Black text reads best on this color (6.85:1).
About this color
#8A90C3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.076 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.046 away. Black text reads best on it, at 6.85:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 6.85:1 |
| White text | 3.06:1 |
Values
| HEX | #8A90C3 |
| RGB | rgb(138, 144, 195) |
| HSL | hsl(234, 32%, 65%) |
| OKLCH | oklch(66.8% 0.076 278.9) |
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 #8A90C3 | 3.06:1 | AA large text | Lc -62.9 | Content text, not long reading |
| Black text on #8A90C3 | 6.85:1 | AA | Lc 46.6 | Large or bold text, headings |
| #8A90C3 text on white | 3.06:1 | AA large text | Lc 57.5 | Large or bold text, headings |
| #8A90C3 text on black | 6.85:1 | AA | Lc -44.3 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F1
oklch(93.6% 0.011 280.5)
-
Step 200
200
#D6D8E7
oklch(88.5% 0.021 279.9)
-
Step 300
300
#BBBFD9
oklch(81% 0.037 278.6)
-
Step 400
400
#989DC6
oklch(70.6% 0.06 279.3)
-
Step 500
500 (this color)
#8A90C3
oklch(66.8% 0.076 278.9)
-
Step 600
600
#696EA3
oklch(55.6% 0.082 279.2)
-
Step 700
700
#575C8C
oklch(49.1% 0.077 278.6)
-
Step 800
800
#474B71
oklch(42.6% 0.063 278.7)
-
Step 900
900
#3C3F5C
oklch(37.8% 0.05 279.2)
-
Step 950
950
#232536
oklch(27% 0.032 278.9)
#8A90C3 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) | #8195C5 | 0.017 |
| Deuteranopia (no green cones) | #7E91C2 | 0.016 |
| Tritanopia (no blue cones) | #7C99A2 | 0.066 |
| Achromatopsia (no color) | #939393 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A90C3
#8A90C3
oklch(66.8% 0.076 278.9)
- #A0965E
#A0965E
oklch(66.9% 0.076 99.4)
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 #8A90C3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.046
- Silver Lake Blue #778DA9 ΔE 0.048
- Heather #A484AC ΔE 0.052
- Faded Blue #658CBB ΔE 0.052
- Blue Grey #758DA3 ΔE 0.058
- Perrywinkle #8F8CE7 ΔE 0.059
- Bluey Grey #89A0B0 ΔE 0.060
- Greyblue #77A1B5 ΔE 0.061
Use #8A90C3 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.