#8A99A1
Closest named color: Cool Gray (#8D99AE). oklch(67.4% 0.021 230.9), rgb(138, 153, 161).
Aa
Black text reads best on this color (7.15:1).
About this color
#8A99A1 is a medium-light close to neutral grey. In OKLCH its lightness is 67%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Cool Gray (#8D99AE), ΔE 0.020 away. Black text reads best on it, at 7.15:1.
| Hue family | Neutrals |
| Lightness | medium-light (67%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.15:1 |
| White text | 2.93:1 |
Values
| HEX | #8A99A1 |
| RGB | rgb(138, 153, 161) |
| HSL | hsl(201, 11%, 59%) |
| OKLCH | oklch(67.4% 0.021 230.9) |
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 #8A99A1 | 2.93:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #8A99A1 | 7.15:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #8A99A1 text on white | 2.93:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #8A99A1 text on black | 7.15:1 | AAA | Lc -46.0 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEC
oklch(93.5% 0.004 236.5)
-
Step 200
200
#D5DADD
oklch(88.5% 0.007 233.7)
-
Step 300
300
#B9C2C8
oklch(80.9% 0.013 236.7)
-
Step 400
400 (this color)
#8A99A1
oklch(67.4% 0.021 230.9)
-
Step 500
500
#7A8D97
oklch(63.2% 0.027 230.7)
-
Step 600
600
#637781
oklch(55.7% 0.028 229.5)
-
Step 700
700
#52646D
oklch(49.2% 0.026 229.6)
-
Step 800
800
#435159
oklch(42.6% 0.022 233.1)
-
Step 900
900
#394349
oklch(37.6% 0.017 234.2)
-
Step 950
950
#21282B
oklch(27.1% 0.011 225.5)
#8A99A1 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) | #9598A1 | 0.015 |
| Deuteranopia (no green cones) | #9295A1 | 0.015 |
| Tritanopia (no blue cones) | #849B9B | 0.015 |
| Achromatopsia (no color) | #979797 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A99A1
#8A99A1
oklch(67.4% 0.021 230.9)
- #A1938B
#A1938B
oklch(67.3% 0.02 51.8)
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 #8A99A1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.020
- Bluey Grey #89A0B0 ΔE 0.025
- Bluegrey #85A3B2 ΔE 0.031
- Cool Grey #95A3A6 ΔE 0.033
- Greyblue #77A1B5 ΔE 0.035
- Cool Steel #97A7B3 ΔE 0.046
- Pewter #96A8A1 ΔE 0.047
- Blue Grey #758DA3 ΔE 0.047
Use #8A99A1 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.