#907778
Closest named color: Reddish Grey (#997570). oklch(59.3% 0.031 15.4), rgb(144, 119, 120).
Aa
Black text reads best on this color (5.09:1).
About this color
#907778 is a medium-dark, muted red. In OKLCH its lightness is 59%, its chroma 0.031 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Reddish Grey (#997570), ΔE 0.017 away. Black text reads best on it, at 5.09:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Reddish Grey (#997570) |
| Black text | 5.09:1 |
| White text | 4.12:1 |
Values
| HEX | #907778 |
| RGB | rgb(144, 119, 120) |
| HSL | hsl(358, 10%, 52%) |
| OKLCH | oklch(59.3% 0.031 15.4) |
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 #907778 | 4.12:1 | AA large text | Lc -73.8 | Content text, not long reading |
| Black text on #907778 | 5.09:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #907778 text on white | 4.12:1 | AA large text | Lc 68.3 | Content text, not long reading |
| #907778 text on black | 5.09:1 | AA | Lc -33.3 | 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 600.
-
Step 50
50
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100
#ECE9E9
oklch(93.6% 0.003 17.2)
-
Step 200
200
#DED7D7
oklch(88.5% 0.008 17.3)
-
Step 300
300
#CABDBD
oklch(80.9% 0.015 17.5)
-
Step 400
400
#AE9B9C
oklch(70.6% 0.022 14.1)
-
Step 500
500
#9A8384
oklch(63.1% 0.028 15)
-
Step 600
600 (this color)
#907778
oklch(59.3% 0.031 15.4)
-
Step 700
700
#705A5B
oklch(49% 0.029 15.1)
-
Step 800
800
#5C4A4B
oklch(42.8% 0.024 14.4)
-
Step 900
900
#4B3E3E
oklch(37.8% 0.018 18)
-
Step 950
950
#2C2424
oklch(26.9% 0.012 17.9)
#907778 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) | #7B7A78 | 0.033 |
| Deuteranopia (no green cones) | #817F78 | 0.031 |
| Tritanopia (no blue cones) | #957577 | 0.009 |
| Achromatopsia (no color) | #7D7D7D | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #907778
#907778
oklch(59.3% 0.031 15.4)
- #698484
#698484
oklch(59.2% 0.031 196.3)
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 #907778, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.017
- Gray #808080 ΔE 0.032
- Medium Grey #7D7F7C ΔE 0.034
- Purple Grey #866F85 ΔE 0.039
- English Lavender #9D8189 ΔE 0.040
- Purpley Grey #947E94 ΔE 0.042
- Brown Grey #8D8468 ΔE 0.050
- Warm Grey #978A84 ΔE 0.053
Use #907778 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.