#899C9B
Closest named color: Cool Grey (#95A3A6). oklch(67.8% 0.022 192.8), rgb(137, 156, 155).
Aa
Black text reads best on this color (7.29:1).
About this color
#899C9B is a medium-light close to neutral grey. In OKLCH its lightness is 68%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Cool Grey (#95A3A6), ΔE 0.029 away. Black text reads best on it, at 7.29:1.
| Hue family | Neutrals |
| Lightness | medium-light (68%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Cool Grey (#95A3A6) |
| Black text | 7.29:1 |
| White text | 2.87:1 |
Values
| HEX | #899C9B |
| RGB | rgb(137, 156, 155) |
| HSL | hsl(177, 9%, 57%) |
| OKLCH | oklch(67.8% 0.022 192.8) |
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 #899C9B | 2.87:1 | Fails | Lc -60.4 | Content text, not long reading |
| Black text on #899C9B | 7.29:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #899C9B text on white | 2.87:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #899C9B text on black | 7.29:1 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EBEA
oklch(93.7% 0.004 179.7)
-
Step 200
200
#D4DBDA
oklch(88.6% 0.008 186.9)
-
Step 300
300
#B7C3C3
oklch(80.8% 0.013 196.9)
-
Step 400
400 (this color)
#899C9B
oklch(67.8% 0.022 192.8)
-
Step 500
500
#778F8E
oklch(63.1% 0.027 193.4)
-
Step 600
600
#5F7978
oklch(55.5% 0.03 193.4)
-
Step 700
700
#4F6665
oklch(49.1% 0.028 193)
-
Step 800
800
#415352
oklch(42.7% 0.022 192.2)
-
Step 900
900
#374544
oklch(37.8% 0.018 191.1)
-
Step 950
950
#202828
oklch(26.9% 0.011 196.5)
#899C9B 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) | #9A9A9B | 0.024 |
| Deuteranopia (no green cones) | #96979B | 0.022 |
| Tritanopia (no blue cones) | #849D9C | 0.007 |
| Achromatopsia (no color) | #989898 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899C9B
#899C9B
oklch(67.8% 0.022 192.8)
- #A49294
#A49294
oklch(67.6% 0.022 10)
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 #899C9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Grey #95A3A6 ΔE 0.029
- Bluey Grey #89A0B0 ΔE 0.030
- Bluegrey #85A3B2 ΔE 0.033
- Cool Gray #8D99AE ΔE 0.033
- Pewter #96A8A1 ΔE 0.039
- Greyblue #77A1B5 ΔE 0.040
- Cool Steel #97A7B3 ΔE 0.046
- Cadet Blue #5F9EA0 ΔE 0.048
Use #899C9B 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.