#899D9B
Closest named color: Cool Grey (#95A3A6). oklch(68% 0.023 189.3), rgb(137, 157, 155).
Aa
Black text reads best on this color (7.35:1).
About this color
#899D9B is a medium-light close to neutral grey. In OKLCH its lightness is 68%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Cool Grey (#95A3A6), ΔE 0.027 away. Black text reads best on it, at 7.35:1.
| Hue family | Neutrals |
| Lightness | medium-light (68%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Cool Grey (#95A3A6) |
| Black text | 7.35:1 |
| White text | 2.85:1 |
Values
| HEX | #899D9B |
| RGB | rgb(137, 157, 155) |
| HSL | hsl(174, 9%, 58%) |
| OKLCH | oklch(68% 0.023 189.3) |
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 #899D9B | 2.85:1 | Fails | Lc -60.0 | Large or bold text, headings |
| Black text on #899D9B | 7.35:1 | AAA | Lc 49.4 | Large or bold text, headings |
| #899D9B text on white | 2.85:1 | Fails | Lc 54.7 | Large or bold text, headings |
| #899D9B text on black | 7.35:1 | AAA | Lc -47.1 | 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
#B7C4C2
oklch(81% 0.015 185.9)
-
Step 400
400 (this color)
#899D9B
oklch(68% 0.023 189.3)
-
Step 500
500
#768F8D
oklch(63% 0.029 190.5)
-
Step 600
600
#5E7A77
oklch(55.7% 0.033 188.2)
-
Step 700
700
#4E6664
oklch(49% 0.029 189.9)
-
Step 800
800
#405352
oklch(42.6% 0.024 192.3)
-
Step 900
900
#364544
oklch(37.7% 0.019 191.3)
-
Step 950
950
#202828
oklch(26.9% 0.011 196.5)
#899D9B 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) | #9B9B9B | 0.025 |
| Deuteranopia (no green cones) | #97989B | 0.023 |
| Tritanopia (no blue cones) | #849E9C | 0.007 |
| Achromatopsia (no color) | #999999 | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899D9B
#899D9B
oklch(68% 0.023 189.3)
- #A69395
#A69395
oklch(68.1% 0.023 10.5)
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 #899D9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Grey #95A3A6 ΔE 0.027
- Bluey Grey #89A0B0 ΔE 0.030
- Bluegrey #85A3B2 ΔE 0.032
- Cool Gray #8D99AE ΔE 0.035
- Pewter #96A8A1 ΔE 0.036
- Greyblue #77A1B5 ΔE 0.040
- Cool Steel #97A7B3 ΔE 0.045
- Cement #A5A391 ΔE 0.047
Use #899D9B 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.