#838577
Closest named color: Medium Grey (#7D7F7C). oklch(61.1% 0.021 113.6), rgb(131, 133, 119).
Aa
Black text reads best on this color (5.58:1).
About this color
#838577 is a medium-dark close to neutral grey. In OKLCH its lightness is 61%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Medium Grey (#7D7F7C), ΔE 0.023 away. Black text reads best on it, at 5.58:1.
| Hue family | Neutrals |
| Lightness | medium-dark (61%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Medium Grey (#7D7F7C) |
| Black text | 5.58:1 |
| White text | 3.75:1 |
Values
| HEX | #838577 |
| RGB | rgb(131, 133, 119) |
| HSL | hsl(69, 6%, 49%) |
| OKLCH | oklch(61.1% 0.021 113.6) |
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 #838577 | 3.75:1 | AA large text | Lc -70.7 | Content text, not long reading |
| Black text on #838577 | 5.58:1 | AA | Lc 38.9 | Non-text elements, placeholder text |
| #838577 text on white | 3.75:1 | AA large text | Lc 65.2 | Content text, not long reading |
| #838577 text on black | 5.58:1 | AA | Lc -36.5 | 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 500.
-
Step 50
50
#F5F5F4
oklch(97% 0.001 106.4)
-
Step 100
100
#EAEAE8
oklch(93.6% 0.003 106.5)
-
Step 200
200
#D9D9D5
oklch(88.4% 0.005 106.5)
-
Step 300
300
#C0C1BA
oklch(80.8% 0.01 113.2)
-
Step 400
400
#A0A297
oklch(70.7% 0.016 115.2)
-
Step 500
500 (this color)
#838577
oklch(61.1% 0.021 113.6)
-
Step 600
600
#737566
oklch(55.6% 0.023 113.3)
-
Step 700
700
#606255
oklch(49% 0.02 114.3)
-
Step 800
800
#4F5045
oklch(42.7% 0.018 111.4)
-
Step 900
900
#41423A
oklch(37.5% 0.013 112.8)
-
Step 950
950
#262722
oklch(27% 0.009 116.2)
#838577 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) | #878376 | 0.007 |
| Deuteranopia (no green cones) | #878477 | 0.006 |
| Tritanopia (no blue cones) | #858381 | 0.018 |
| Achromatopsia (no color) | #848484 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #838577
#838577
oklch(61.1% 0.021 113.6)
- #84818F
#84818F
oklch(61.1% 0.021 295.6)
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 #838577, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Grey #7D7F7C ΔE 0.023
- Gray #808080 ΔE 0.023
- Brown Grey #8D8468 ΔE 0.024
- Warm Grey #978A84 ΔE 0.039
- Steel Grey #6F828A ΔE 0.042
- Green Grey #77926F ΔE 0.046
- Steel #738595 ΔE 0.049
- Light Slate Gray #778899 ΔE 0.050
Use #838577 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.