#899FA4
Closest named color: Bluey Grey (#89A0B0). oklch(68.7% 0.026 213), rgb(137, 159, 164).
Aa
Black text reads best on this color (7.55:1).
About this color
#899FA4 is a medium-light close to neutral grey. In OKLCH its lightness is 69%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Bluey Grey (#89A0B0), ΔE 0.017 away. Black text reads best on it, at 7.55:1.
| Hue family | Neutrals |
| Lightness | medium-light (69%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Bluey Grey (#89A0B0) |
| Black text | 7.55:1 |
| White text | 2.77:1 |
Values
| HEX | #899FA4 |
| RGB | rgb(137, 159, 164) |
| HSL | hsl(191, 13%, 59%) |
| OKLCH | oklch(68.7% 0.026 213) |
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 #899FA4 | 2.77:1 | Fails | Lc -58.8 | Large or bold text, headings |
| Black text on #899FA4 | 7.55:1 | AAA | Lc 50.5 | Large or bold text, headings |
| #899FA4 text on white | 2.77:1 | Fails | Lc 53.6 | Large or bold text, headings |
| #899FA4 text on black | 7.55:1 | AAA | Lc -48.3 | 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
#E6EBEC
oklch(93.7% 0.006 211)
-
Step 200
200
#D3DBDD
oklch(88.6% 0.009 214.3)
-
Step 300
300
#B5C4C7
oklch(81% 0.017 211)
-
Step 400
400 (this color)
#899FA4
oklch(68.7% 0.026 213)
-
Step 500
500
#738F95
oklch(63.1% 0.033 212.2)
-
Step 600
600
#5B7980
oklch(55.5% 0.036 213.6)
-
Step 700
700
#4B666C
oklch(49.1% 0.033 212.9)
-
Step 800
800
#3E5358
oklch(42.7% 0.027 213.9)
-
Step 900
900
#354548
oklch(37.8% 0.021 210.3)
-
Step 950
950
#1F282A
oklch(26.9% 0.013 212.7)
#899FA4 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) | #9B9DA4 | 0.024 |
| Deuteranopia (no green cones) | #9699A4 | 0.023 |
| Tritanopia (no blue cones) | #81A1A0 | 0.014 |
| Achromatopsia (no color) | #9B9B9B | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899FA4
#899FA4
oklch(68.7% 0.026 213)
- #AA9590
#AA9590
oklch(68.7% 0.026 33.6)
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 #899FA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Grey #89A0B0 ΔE 0.017
- Bluegrey #85A3B2 ΔE 0.020
- Cool Grey #95A3A6 ΔE 0.021
- Cool Gray #8D99AE ΔE 0.027
- Greyblue #77A1B5 ΔE 0.030
- Pewter #96A8A1 ΔE 0.034
- Cool Steel #97A7B3 ΔE 0.035
- Cement #A5A391 ΔE 0.049
Use #899FA4 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.