#737563
Closest named color: Grey Brown (#7F7053). oklch(55.5% 0.027 112.4), rgb(115, 117, 99).
Aa
White text reads best on this color (4.71:1).
About this color
#737563 is a medium-dark close to neutral grey. In OKLCH its lightness is 56%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Grey Brown (#7F7053), ΔE 0.026 away. White text reads best on it, at 4.71:1.
| Hue family | Neutrals |
| Lightness | medium-dark (56%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Grey Brown (#7F7053) |
| Black text | 4.45:1 |
| White text | 4.71:1 |
Values
| HEX | #737563 |
| RGB | rgb(115, 117, 99) |
| HSL | hsl(67, 8%, 42%) |
| OKLCH | oklch(55.5% 0.027 112.4) |
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 #737563 | 4.71:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #737563 | 4.45:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #737563 text on white | 4.71:1 | AA | Lc 72.8 | Content text, not long reading |
| #737563 text on black | 4.45:1 | AA large text | Lc -28.9 | Dividers and decoration only |
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
#F5F5F4
oklch(97% 0.001 106.4)
-
Step 100
100
#EAEAE7
oklch(93.6% 0.004 106.5)
-
Step 200
200
#D9DAD5
oklch(88.6% 0.007 115.7)
-
Step 300
300
#C0C1B9
oklch(80.8% 0.011 112.4)
-
Step 400
400
#A0A294
oklch(70.7% 0.02 113.5)
-
Step 500
500
#898B7A
oklch(63% 0.025 112.6)
-
Step 600
600 (this color)
#737563
oklch(55.5% 0.027 112.4)
-
Step 700
700
#616252
oklch(49% 0.025 110.2)
-
Step 800
800
#4F5043
oklch(42.6% 0.021 110.8)
-
Step 900
900
#414339
oklch(37.8% 0.017 116.4)
-
Step 950
950
#262721
oklch(27% 0.011 114.8)
#737563 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) | #787362 | 0.009 |
| Deuteranopia (no green cones) | #787464 | 0.008 |
| Tritanopia (no blue cones) | #757370 | 0.023 |
| Achromatopsia (no color) | #737373 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #737563
#737563
oklch(55.5% 0.027 112.4)
- #737082
#737082
oklch(55.4% 0.028 293.1)
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 #737563, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Brown #7F7053 ΔE 0.026
- Battleship Gray #6C757D ΔE 0.040
- Dark Taupe #7F684E ΔE 0.040
- Dull Brown #876E4B ΔE 0.041
- Dim Gray #696969 ΔE 0.044
- Medium Grey #7D7F7C ΔE 0.045
- Dirt #8A6E45 ΔE 0.048
- Battleship Grey #6B7C85 ΔE 0.049
Use #737563 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.