#837870
Closest named color: Medium Grey (#7D7F7C). oklch(58% 0.018 58.4), rgb(131, 120, 112).
Aa
Black text reads best on this color (4.88:1).
About this color
#837870 is a medium-dark close to neutral grey. In OKLCH its lightness is 58%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Medium Grey (#7D7F7C), ΔE 0.022 away. Black text reads best on it, at 4.88:1.
| Hue family | Neutrals |
| Lightness | medium-dark (58%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Medium Grey (#7D7F7C) |
| Black text | 4.88:1 |
| White text | 4.29:1 |
Values
| HEX | #837870 |
| RGB | rgb(131, 120, 112) |
| HSL | hsl(25, 8%, 48%) |
| OKLCH | oklch(58% 0.018 58.4) |
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 #837870 | 4.29:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #837870 | 4.88:1 | AA | Lc 34.3 | Non-text elements, placeholder text |
| #837870 text on white | 4.29:1 | AA large text | Lc 69.8 | Content text, not long reading |
| #837870 text on black | 4.88:1 | AA | Lc -31.9 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F6F5F5
oklch(97.1% 0.001 17.2)
-
Step 100
100
#EBE9E8
oklch(93.5% 0.003 48.7)
-
Step 200
200
#DBD8D6
oklch(88.4% 0.004 56.4)
-
Step 300
300
#C5BFBB
oklch(80.8% 0.009 56.3)
-
Step 400
400
#A79F99
oklch(70.8% 0.013 59.5)
-
Step 500
500
#928780
oklch(63.1% 0.017 54.8)
-
Step 600
600 (this color)
#837870
oklch(58% 0.018 58.4)
-
Step 700
700
#685F57
oklch(49.2% 0.017 64.1)
-
Step 800
800
#554D48
oklch(42.6% 0.013 54.2)
-
Step 900
900
#46403C
oklch(37.6% 0.011 56)
-
Step 950
950
#292623
oklch(27.1% 0.007 67.5)
#837870 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) | #7B7970 | 0.012 |
| Deuteranopia (no green cones) | #7E7B70 | 0.011 |
| Tritanopia (no blue cones) | #877676 | 0.014 |
| Achromatopsia (no color) | #7A7A7A | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #837870
#837870
oklch(58% 0.018 58.4)
- #717C84
#717C84
oklch(58% 0.018 239.3)
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 #837870, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Grey #7D7F7C ΔE 0.022
- Gray #808080 ΔE 0.027
- Reddish Grey #997570 ΔE 0.036
- Battleship Gray #6C757D ΔE 0.041
- Grey Brown #7F7053 ΔE 0.042
- Battleship Grey #6B7C85 ΔE 0.043
- Brown Grey #8D8468 ΔE 0.044
- Steel Grey #6F828A ΔE 0.045
Use #837870 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.