#837E90
Closest named color: Lavender Gray (#7E7F9A). oklch(60.4% 0.028 298.3), rgb(131, 126, 144).
Aa
Black text reads best on this color (5.35:1).
About this color
#837E90 is a medium-dark close to neutral grey. In OKLCH its lightness is 60%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.016 away. Black text reads best on it, at 5.35:1.
| Hue family | Neutrals |
| Lightness | medium-dark (60%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.35:1 |
| White text | 3.92:1 |
Values
| HEX | #837E90 |
| RGB | rgb(131, 126, 144) |
| HSL | hsl(257, 7%, 53%) |
| OKLCH | oklch(60.4% 0.028 298.3) |
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 #837E90 | 3.92:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #837E90 | 5.35:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #837E90 text on white | 3.92:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #837E90 text on black | 5.35:1 | AA | Lc -35.0 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#EAE9EC
oklch(93.6% 0.004 301.4)
-
Step 200
200
#D9D8DD
oklch(88.4% 0.007 295.4)
-
Step 300
300
#C1BFC8
oklch(80.9% 0.013 296.3)
-
Step 400
400
#A29EAD
oklch(70.7% 0.022 298)
-
Step 500
500 (this color)
#837E90
oklch(60.4% 0.028 298.3)
-
Step 600
600
#757083
oklch(55.6% 0.03 297.5)
-
Step 700
700
#625E6F
oklch(49.2% 0.027 296.2)
-
Step 800
800
#504C5A
oklch(42.6% 0.023 298.5)
-
Step 900
900
#43404A
oklch(37.8% 0.017 299.3)
-
Step 950
950
#27252B
oklch(26.9% 0.011 300.8)
#837E90 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) | #7B8191 | 0.013 |
| Deuteranopia (no green cones) | #7B808F | 0.013 |
| Tritanopia (no blue cones) | #818084 | 0.022 |
| Achromatopsia (no color) | #808080 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #837E90
#837E90
oklch(60.4% 0.028 298.3)
- #7F8471
#7F8471
oklch(60.4% 0.029 119.2)
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 #837E90, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.016
- Slate Gray #708090 ΔE 0.027
- Steel #738595 ΔE 0.027
- Purpley Grey #947E94 ΔE 0.027
- Gray #808080 ΔE 0.028
- Light Slate Gray #778899 ΔE 0.030
- Steel Grey #6F828A ΔE 0.033
- Medium Grey #7D7F7C ΔE 0.034
Use #837E90 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.