#899A9B
Closest named color: Bluey Grey (#89A0B0). oklch(67.3% 0.019 201), rgb(137, 154, 155).
Aa
Black text reads best on this color (7.15:1).
About this color
#899A9B is a medium-light close to neutral grey. In OKLCH its lightness is 67%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Bluey Grey (#89A0B0), ΔE 0.031 away. Black text reads best on it, at 7.15:1.
| Hue family | Neutrals |
| Lightness | medium-light (67%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Bluey Grey (#89A0B0) |
| Black text | 7.15:1 |
| White text | 2.93:1 |
Values
| HEX | #899A9B |
| RGB | rgb(137, 154, 155) |
| HSL | hsl(183, 8%, 57%) |
| OKLCH | oklch(67.3% 0.019 201) |
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 #899A9B | 2.93:1 | Fails | Lc -61.1 | Content text, not long reading |
| Black text on #899A9B | 7.15:1 | AAA | Lc 48.3 | Large or bold text, headings |
| #899A9B text on white | 2.93:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #899A9B 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
#E7EAEB
oklch(93.5% 0.004 219.5)
-
Step 200
200
#D4DADB
oklch(88.4% 0.007 208.8)
-
Step 300
300
#B8C3C4
oklch(80.9% 0.012 203.4)
-
Step 400
400 (this color)
#899A9B
oklch(67.3% 0.019 201)
-
Step 500
500
#798E90
oklch(63.1% 0.024 203.6)
-
Step 600
600
#61787A
oklch(55.5% 0.027 202.9)
-
Step 700
700
#506567
oklch(49% 0.025 203.5)
-
Step 800
800
#425354
oklch(42.8% 0.021 200.8)
-
Step 900
900
#384445
oklch(37.6% 0.016 202.7)
-
Step 950
950
#212828
oklch(27% 0.01 196.6)
#899A9B 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) | #97989B | 0.020 |
| Deuteranopia (no green cones) | #94969B | 0.018 |
| Tritanopia (no blue cones) | #849B9A | 0.007 |
| Achromatopsia (no color) | #979797 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899A9B
#899A9B
oklch(67.3% 0.019 201)
- #A29291
#A29291
oklch(67.4% 0.019 21.9)
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 #899A9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Grey #89A0B0 ΔE 0.031
- Cool Gray #8D99AE ΔE 0.031
- Cool Grey #95A3A6 ΔE 0.033
- Bluegrey #85A3B2 ΔE 0.035
- Greyblue #77A1B5 ΔE 0.040
- Pewter #96A8A1 ΔE 0.044
- Warm Grey #978A84 ΔE 0.047
- Cadet Blue #5F9EA0 ΔE 0.048
Use #899A9B 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.