#879CA0
Closest named color: Bluey Grey (#89A0B0). oklch(67.8% 0.024 210.4), rgb(135, 156, 160).
Aa
Black text reads best on this color (7.29:1).
About this color
#879CA0 is a medium-light close to neutral grey. In OKLCH its lightness is 68%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Bluey Grey (#89A0B0), ΔE 0.024 away. Black text reads best on it, at 7.29:1.
| Hue family | Neutrals |
| Lightness | medium-light (68%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Bluey Grey (#89A0B0) |
| Black text | 7.29:1 |
| White text | 2.87:1 |
Values
| HEX | #879CA0 |
| RGB | rgb(135, 156, 160) |
| HSL | hsl(190, 12%, 58%) |
| OKLCH | oklch(67.8% 0.024 210.4) |
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 #879CA0 | 2.87:1 | Fails | Lc -60.3 | Content text, not long reading |
| Black text on #879CA0 | 7.29:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #879CA0 text on white | 2.87:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #879CA0 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EBEB
oklch(93.7% 0.004 197.1)
-
Step 200
200
#D3DBDC
oklch(88.6% 0.009 205.9)
-
Step 300
300
#B6C3C6
oklch(80.8% 0.015 213.1)
-
Step 400
400 (this color)
#879CA0
oklch(67.8% 0.024 210.4)
-
Step 500
500
#748F94
oklch(63.1% 0.031 210.1)
-
Step 600
600
#5C797E
oklch(55.5% 0.034 209.2)
-
Step 700
700
#4C666B
oklch(49.1% 0.032 210.7)
-
Step 800
800
#3E5357
oklch(42.6% 0.027 210.5)
-
Step 900
900
#354548
oklch(37.8% 0.021 210.3)
-
Step 950
950
#1F282A
oklch(26.9% 0.013 212.7)
#879CA0 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) | #989AA0 | 0.023 |
| Deuteranopia (no green cones) | #9497A0 | 0.021 |
| Tritanopia (no blue cones) | #809E9D | 0.012 |
| Achromatopsia (no color) | #989898 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #879CA0
#879CA0
oklch(67.8% 0.024 210.4)
- #A6928F
#A6928F
oklch(67.7% 0.024 27.9)
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 #879CA0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Grey #89A0B0 ΔE 0.024
- Cool Gray #8D99AE ΔE 0.027
- Bluegrey #85A3B2 ΔE 0.027
- Cool Grey #95A3A6 ΔE 0.029
- Greyblue #77A1B5 ΔE 0.033
- Pewter #96A8A1 ΔE 0.041
- Cool Steel #97A7B3 ΔE 0.044
- Cadet Blue #5F9EA0 ΔE 0.046
Use #879CA0 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.