#8D91A7
Closest named color: Cool Gray (#8D99AE). oklch(66.1% 0.033 277.3), rgb(141, 145, 167).
Aa
Black text reads best on this color (6.74:1).
About this color
#8D91A7 is a medium-light, muted blue. In OKLCH its lightness is 66%, its chroma 0.033 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.022 away. Black text reads best on it, at 6.74:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 6.74:1 |
| White text | 3.11:1 |
Values
| HEX | #8D91A7 |
| RGB | rgb(141, 145, 167) |
| HSL | hsl(231, 13%, 60%) |
| OKLCH | oklch(66.1% 0.033 277.3) |
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 #8D91A7 | 3.11:1 | AA large text | Lc -63.6 | Content text, not long reading |
| Black text on #8D91A7 | 6.74:1 | AA | Lc 45.9 | Large or bold text, headings |
| #8D91A7 text on white | 3.11:1 | AA large text | Lc 58.2 | Large or bold text, headings |
| #8D91A7 text on black | 6.74:1 | AA | Lc -43.6 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9EAED
oklch(93.7% 0.004 271.4)
-
Step 200
200
#D7D9DF
oklch(88.6% 0.008 271.3)
-
Step 300
300
#BEC0CB
oklch(81% 0.016 277.8)
-
Step 400
400
#9C9FB1
oklch(70.6% 0.026 278.2)
-
Step 500
500 (this color)
#8D91A7
oklch(66.1% 0.033 277.3)
-
Step 600
600
#6E7289
oklch(55.7% 0.036 277.4)
-
Step 700
700
#5C5F74
oklch(49.1% 0.034 278.7)
-
Step 800
800
#4B4E5E
oklch(42.7% 0.027 276.9)
-
Step 900
900
#3E414D
oklch(37.7% 0.021 274.3)
-
Step 950
950
#25262D
oklch(27.1% 0.013 279.1)
#8D91A7 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) | #8B93A8 | 0.006 |
| Deuteranopia (no green cones) | #8A91A6 | 0.005 |
| Tritanopia (no blue cones) | #879598 | 0.030 |
| Achromatopsia (no color) | #929292 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8D91A7
#8D91A7
oklch(66.1% 0.033 277.3)
- #98937C
#98937C
oklch(66.1% 0.033 97.1)
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 #8D91A7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.022
- Silver Lake Blue #778DA9 ΔE 0.033
- Blue Grey #758DA3 ΔE 0.036
- Bluey Grey #89A0B0 ΔE 0.040
- Light Slate Gray #778899 ΔE 0.045
- Greyblue #77A1B5 ΔE 0.048
- Bluegrey #85A3B2 ΔE 0.048
- Heather #A484AC ΔE 0.050
Use #8D91A7 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.