#8D99AE
Named color: Cool Gray. oklch(68% 0.034 261.7), rgb(141, 153, 174).
Aa
Black text reads best on this color (7.30:1).
About this color
#8D99AE is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.034 and its hue 262°. Its hue sits on the cool side of the wheel. It is the named color Cool Gray. Black text reads best on it, at 7.30:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Cool Gray |
| Black text | 7.30:1 |
| White text | 2.87:1 |
Values
| HEX | #8D99AE |
| RGB | rgb(141, 153, 174) |
| HSL | hsl(218, 17%, 62%) |
| OKLCH | oklch(68% 0.034 261.7) |
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 #8D99AE | 2.87:1 | Fails | Lc -60.3 | Content text, not long reading |
| Black text on #8D99AE | 7.30:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #8D99AE text on white | 2.87:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #8D99AE text on black | 7.30:1 | AAA | Lc -46.8 | 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
#D5D9E1
oklch(88.5% 0.012 264.5)
-
Step 300
300
#B9C1CF
oklch(80.9% 0.022 261.8)
-
Step 400
400 (this color)
#8D99AE
oklch(68% 0.034 261.7)
-
Step 500
500
#7B8AA4
oklch(63.1% 0.043 261.4)
-
Step 600
600
#647490
oklch(55.6% 0.048 261.5)
-
Step 700
700
#53617A
oklch(49.1% 0.044 261.9)
-
Step 800
800
#444F63
oklch(42.6% 0.036 262.3)
-
Step 900
900
#394251
oklch(37.7% 0.028 260.6)
-
Step 950
950
#22272F
oklch(27.1% 0.017 259.8)
#8D99AE 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) | #929AAF | 0.008 |
| Deuteranopia (no green cones) | #8F97AE | 0.006 |
| Tritanopia (no blue cones) | #859DA0 | 0.029 |
| Achromatopsia (no color) | #989898 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8D99AE
#8D99AE
oklch(68% 0.034 261.7)
- #A39781
#A39781
oklch(68.1% 0.034 82.7)
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 #8D99AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Grey #89A0B0 ΔE 0.019
- Bluegrey #85A3B2 ΔE 0.027
- Greyblue #77A1B5 ΔE 0.032
- Cool Grey #95A3A6 ΔE 0.036
- Cool Steel #97A7B3 ΔE 0.042
- Silver Lake Blue #778DA9 ΔE 0.047
- Blue Grey #758DA3 ΔE 0.050
- Pewter #96A8A1 ΔE 0.054
Use #8D99AE 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.