#57706F
Closest named color: Dim Gray (#696969). oklch(52.5% 0.029 193.3), rgb(87, 112, 111).
Aa
White text reads best on this color (5.31:1).
About this color
#57706F is a medium-dark close to neutral grey. In OKLCH its lightness is 52%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.030 away. White text reads best on it, at 5.31:1.
| Hue family | Neutrals |
| Lightness | medium-dark (52%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.95:1 |
| White text | 5.31:1 |
Values
| HEX | #57706F |
| RGB | rgb(87, 112, 111) |
| HSL | hsl(178, 13%, 39%) |
| OKLCH | oklch(52.5% 0.029 193.3) |
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 #57706F | 5.31:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #57706F | 3.95:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #57706F text on white | 5.31:1 | AA | Lc 76.4 | Fine for body text |
| #57706F text on black | 3.95:1 | AA large text | Lc -25.3 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EBEA
oklch(93.7% 0.004 179.7)
-
Step 200
200
#D4DBDA
oklch(88.6% 0.008 186.9)
-
Step 300
300
#B7C3C3
oklch(80.8% 0.013 196.9)
-
Step 400
400
#92A5A4
oklch(70.7% 0.021 192.8)
-
Step 500
500
#778F8E
oklch(63.1% 0.027 193.4)
-
Step 600
600 (this color)
#57706F
oklch(52.5% 0.029 193.3)
-
Step 700
700
#4F6665
oklch(49.1% 0.028 193)
-
Step 800
800
#415352
oklch(42.7% 0.022 192.2)
-
Step 900
900
#374544
oklch(37.8% 0.018 191.1)
-
Step 950
950
#202828
oklch(26.9% 0.011 196.5)
#57706F 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) | #6D6D6F | 0.031 |
| Deuteranopia (no green cones) | #686A6F | 0.028 |
| Tritanopia (no blue cones) | #4F7270 | 0.011 |
| Achromatopsia (no color) | #6B6B6B | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57706F
#57706F
oklch(52.5% 0.029 193.3)
- #7A6465
#7A6465
oklch(52.5% 0.028 15)
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 #57706F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.030
- Slate #516572 ΔE 0.038
- Battleship Gray #6C757D ΔE 0.040
- Metallic Blue #4F738E ΔE 0.047
- Battleship Grey #6B7C85 ΔE 0.054
- Grey Blue #647D8E ΔE 0.058
- Deep Aqua #08787F ΔE 0.058
- Bluegreen #017A79 ΔE 0.060
Use #57706F 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.