#907A78
Closest named color: Reddish Grey (#997570). oklch(59.9% 0.028 24.1), rgb(144, 122, 120).
Aa
Black text reads best on this color (5.24:1).
About this color
#907A78 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 Reddish Grey (#997570), ΔE 0.019 away. Black text reads best on it, at 5.24:1.
| Hue family | Neutrals |
| Lightness | medium-dark (60%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Reddish Grey (#997570) |
| Black text | 5.24:1 |
| White text | 4.00:1 |
Values
| HEX | #907A78 |
| RGB | rgb(144, 122, 120) |
| HSL | hsl(5, 10%, 52%) |
| OKLCH | oklch(59.9% 0.028 24.1) |
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 #907A78 | 4.00:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #907A78 | 5.24:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #907A78 text on white | 4.00:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #907A78 text on black | 5.24:1 | AA | Lc -34.3 | 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
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100
#ECE9E8
oklch(93.6% 0.004 39.5)
-
Step 200
200
#DED7D7
oklch(88.5% 0.008 17.3)
-
Step 300
300
#C9BDBC
oklch(80.8% 0.014 23.2)
-
Step 400
400
#AE9C9A
oklch(70.8% 0.022 25.3)
-
Step 500
500 (this color)
#907A78
oklch(59.9% 0.028 24.1)
-
Step 600
600
#846D6B
oklch(55.6% 0.029 23.9)
-
Step 700
700
#705B59
oklch(49.1% 0.028 24.5)
-
Step 800
800
#5B4A49
oklch(42.6% 0.023 22.1)
-
Step 900
900
#4B3E3D
oklch(37.7% 0.018 23.2)
-
Step 950
950
#2C2424
oklch(26.9% 0.012 17.9)
#907A78 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) | #7E7D78 | 0.028 |
| Deuteranopia (no green cones) | #838178 | 0.027 |
| Tritanopia (no blue cones) | #95787A | 0.011 |
| Achromatopsia (no color) | #7F7F7F | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #907A78
#907A78
oklch(59.9% 0.028 24.1)
- #6D8588
#6D8588
oklch(59.9% 0.028 205.7)
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 #907A78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.019
- Gray #808080 ΔE 0.028
- Medium Grey #7D7F7C ΔE 0.030
- English Lavender #9D8189 ΔE 0.036
- Purpley Grey #947E94 ΔE 0.042
- Brown Grey #8D8468 ΔE 0.043
- Warm Grey #978A84 ΔE 0.046
- Purple Grey #866F85 ΔE 0.046
Use #907A78 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.