#837E99
Closest named color: Lavender Gray (#7E7F9A). oklch(60.7% 0.041 293.6), rgb(131, 126, 153).
Aa
Black text reads best on this color (5.40:1).
About this color
#837E99 is a medium-dark, muted purple. In OKLCH its lightness is 61%, its chroma 0.041 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.007 away. Black text reads best on it, at 5.40:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.40:1 |
| White text | 3.88:1 |
Values
| HEX | #837E99 |
| RGB | rgb(131, 126, 153) |
| HSL | hsl(251, 12%, 55%) |
| OKLCH | oklch(60.7% 0.041 293.6) |
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 #837E99 | 3.88:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #837E99 | 5.40:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #837E99 text on white | 3.88:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #837E99 text on black | 5.40:1 | AA | Lc -35.4 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#D9D8E0
oklch(88.5% 0.011 291.9)
-
Step 300
300
#C1BECD
oklch(80.9% 0.021 295.1)
-
Step 400
400
#A19DB3
oklch(70.7% 0.032 293.9)
-
Step 500
500 (this color)
#837E99
oklch(60.7% 0.041 293.6)
-
Step 600
600
#746F8B
oklch(55.6% 0.043 293.1)
-
Step 700
700
#615C76
oklch(48.9% 0.042 293.6)
-
Step 800
800
#504C60
oklch(42.8% 0.033 294.1)
-
Step 900
900
#423F4F
oklch(37.7% 0.027 293.6)
-
Step 950
950
#27252E
oklch(27% 0.017 295.4)
#837E99 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) | #78829A | 0.018 |
| Deuteranopia (no green cones) | #798198 | 0.016 |
| Tritanopia (no blue cones) | #7F8287 | 0.034 |
| Achromatopsia (no color) | #818181 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #837E99
#837E99
oklch(60.7% 0.041 293.6)
- #828569
#828569
oklch(60.6% 0.041 112.6)
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 #837E99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.007
- Purpley Grey #947E94 ΔE 0.027
- Steel #738595 ΔE 0.031
- Light Slate Gray #778899 ΔE 0.032
- Slate Gray #708090 ΔE 0.033
- Steel Grey #6F828A ΔE 0.041
- Gray #808080 ΔE 0.041
- Blue Grey #758DA3 ΔE 0.042
Use #837E99 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.