#899D90
Closest named color: Grey Green (#86A17D). oklch(67.6% 0.03 157), rgb(137, 157, 144).
Aa
Black text reads best on this color (7.28:1).
About this color
#899D90 is a medium-light close to neutral grey. In OKLCH its lightness is 68%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Grey Green (#86A17D), ΔE 0.034 away. Black text reads best on it, at 7.28:1.
| Hue family | Neutrals |
| Lightness | medium-light (68%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Grey Green (#86A17D) |
| Black text | 7.28:1 |
| White text | 2.88:1 |
Values
| HEX | #899D90 |
| RGB | rgb(137, 157, 144) |
| HSL | hsl(141, 9%, 58%) |
| OKLCH | oklch(67.6% 0.03 157) |
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 #899D90 | 2.88:1 | Fails | Lc -60.4 | Content text, not long reading |
| Black text on #899D90 | 7.28:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #899D90 text on white | 2.88:1 | Fails | Lc 55.1 | Large or bold text, headings |
| #899D90 text on black | 7.28:1 | AAA | Lc -46.7 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D4DBD6
oklch(88.5% 0.01 155.1)
-
Step 300
300
#B7C4BC
oklch(80.8% 0.018 159)
-
Step 400
400 (this color)
#899D90
oklch(67.6% 0.03 157)
-
Step 500
500
#779180
oklch(63.1% 0.039 156.5)
-
Step 600
600
#607B6A
oklch(55.6% 0.041 157.2)
-
Step 700
700
#4F6858
oklch(49.2% 0.039 156.6)
-
Step 800
800
#415448
oklch(42.6% 0.031 157.1)
-
Step 900
900
#37463C
oklch(37.8% 0.026 155.8)
-
Step 950
950
#202923
oklch(27% 0.017 155.9)
#899D90 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) | #9D9A8F | 0.028 |
| Deuteranopia (no green cones) | #999791 | 0.027 |
| Tritanopia (no blue cones) | #869D99 | 0.013 |
| Achromatopsia (no color) | #989898 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899D90
#899D90
oklch(67.6% 0.03 157)
- #A4919E
#A4919E
oklch(67.8% 0.029 337.3)
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 #899D90, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Green #86A17D ΔE 0.034
- Cool Grey #95A3A6 ΔE 0.038
- Greeny Grey #7EA07A ΔE 0.040
- Pewter #96A8A1 ΔE 0.040
- Cement #A5A391 ΔE 0.044
- Bluey Grey #89A0B0 ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.047
- Dull Teal #5F9E8F ΔE 0.049
Use #899D90 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.