#899BA5
Closest named color: Cool Gray (#8D99AE). oklch(67.9% 0.025 232), rgb(137, 155, 165).
Aa
Black text reads best on this color (7.29:1).
About this color
#899BA5 is a medium-light close to neutral grey. In OKLCH its lightness is 68%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Cool Gray (#8D99AE), ΔE 0.017 away. Black text reads best on it, at 7.29:1.
| Hue family | Neutrals |
| Lightness | medium-light (68%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.29:1 |
| White text | 2.87:1 |
Values
| HEX | #899BA5 |
| RGB | rgb(137, 155, 165) |
| HSL | hsl(201, 13%, 59%) |
| OKLCH | oklch(67.9% 0.025 232) |
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 #899BA5 | 2.87:1 | Fails | Lc -60.3 | Content text, not long reading |
| Black text on #899BA5 | 7.29:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #899BA5 text on white | 2.87:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #899BA5 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E7EAEC
oklch(93.5% 0.004 236.5)
-
Step 200
200
#D4DADE
oklch(88.5% 0.009 236.6)
-
Step 300
300
#B7C3C9
oklch(81% 0.016 229)
-
Step 400
400 (this color)
#899BA5
oklch(67.9% 0.025 232)
-
Step 500
500
#778D9A
oklch(63.1% 0.032 233.9)
-
Step 600
600
#5F7785
oklch(55.5% 0.036 233.9)
-
Step 700
700
#4E6470
oklch(49% 0.033 232.1)
-
Step 800
800
#40525B
oklch(42.7% 0.027 229.8)
-
Step 900
900
#37444B
oklch(37.8% 0.021 231.5)
-
Step 950
950
#20282C
oklch(27.1% 0.014 229.5)
#899BA5 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) | #969AA6 | 0.018 |
| Deuteranopia (no green cones) | #9297A5 | 0.016 |
| Tritanopia (no blue cones) | #829E9E | 0.018 |
| Achromatopsia (no color) | #989898 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899BA5
#899BA5
oklch(67.9% 0.025 232)
- #A5948A
#A5948A
oklch(67.9% 0.025 52.5)
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 #899BA5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.017
- Bluey Grey #89A0B0 ΔE 0.018
- Bluegrey #85A3B2 ΔE 0.024
- Cool Grey #95A3A6 ΔE 0.029
- Greyblue #77A1B5 ΔE 0.030
- Cool Steel #97A7B3 ΔE 0.041
- Pewter #96A8A1 ΔE 0.044
- Blue Grey #758DA3 ΔE 0.050
Use #899BA5 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.