#859CA5
Closest named color: Bluey Grey (#89A0B0). oklch(67.8% 0.029 223.4), rgb(133, 156, 165).
Aa
Black text reads best on this color (7.29:1).
About this color
#859CA5 is a medium-light close to neutral grey. In OKLCH its lightness is 68%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Bluey Grey (#89A0B0), ΔE 0.019 away. Black text reads best on it, at 7.29:1.
| Hue family | Neutrals |
| Lightness | medium-light (68%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Bluey Grey (#89A0B0) |
| Black text | 7.29:1 |
| White text | 2.87:1 |
Values
| HEX | #859CA5 |
| RGB | rgb(133, 156, 165) |
| HSL | hsl(197, 15%, 58%) |
| OKLCH | oklch(67.8% 0.029 223.4) |
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 #859CA5 | 2.87:1 | Fails | Lc -60.3 | Content text, not long reading |
| Black text on #859CA5 | 7.29:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #859CA5 text on white | 2.87:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #859CA5 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
#E6EBEC
oklch(93.7% 0.006 211)
-
Step 200
200
#D2DBDE
oklch(88.5% 0.011 219.6)
-
Step 300
300
#B5C3C9
oklch(80.8% 0.018 225.2)
-
Step 400
400 (this color)
#859CA5
oklch(67.8% 0.029 223.4)
-
Step 500
500
#718F9A
oklch(63.1% 0.038 222.2)
-
Step 600
600
#597985
oklch(55.6% 0.041 223)
-
Step 700
700
#496671
oklch(49.2% 0.038 223.4)
-
Step 800
800
#3C535C
oklch(42.7% 0.032 224)
-
Step 900
900
#34454B
oklch(37.8% 0.024 221.5)
-
Step 950
950
#1E282C
oklch(26.9% 0.016 224.2)
#859CA5 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) | #979BA6 | 0.024 |
| Deuteranopia (no green cones) | #9296A5 | 0.023 |
| Tritanopia (no blue cones) | #7C9F9F | 0.018 |
| Achromatopsia (no color) | #989898 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #859CA5
#859CA5
oklch(67.8% 0.029 223.4)
- #A89289
#A89289
oklch(67.7% 0.03 43.5)
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 #859CA5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Grey #89A0B0 ΔE 0.019
- Cool Gray #8D99AE ΔE 0.021
- Bluegrey #85A3B2 ΔE 0.023
- Greyblue #77A1B5 ΔE 0.027
- Cool Grey #95A3A6 ΔE 0.031
- Cool Steel #97A7B3 ΔE 0.043
- Pewter #96A8A1 ΔE 0.044
- Cadet Blue #5F9EA0 ΔE 0.045
Use #859CA5 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.