#657C70
Closest named color: Battleship Grey (#6B7C85). oklch(56.4% 0.033 162.5), rgb(101, 124, 112).
Aa
Black text reads best on this color (4.67:1).
About this color
#657C70 is a medium-dark, muted green. In OKLCH its lightness is 56%, its chroma 0.033 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Battleship Grey (#6B7C85), ΔE 0.035 away. Black text reads best on it, at 4.67:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.033) |
| Temperature | in between |
| Nearest name | Battleship Grey (#6B7C85) |
| Black text | 4.67:1 |
| White text | 4.49:1 |
Values
| HEX | #657C70 |
| RGB | rgb(101, 124, 112) |
| HSL | hsl(149, 10%, 44%) |
| OKLCH | oklch(56.4% 0.033 162.5) |
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 #657C70 | 4.49:1 | AA large text | Lc -76.7 | Fine for body text |
| Black text on #657C70 | 4.67:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #657C70 text on white | 4.49:1 | AA large text | Lc 71.2 | Content text, not long reading |
| #657C70 text on black | 4.67:1 | AA | Lc -30.5 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE9
oklch(93.6% 0.005 165)
-
Step 200
200
#D5DBD7
oklch(88.6% 0.008 157.1)
-
Step 300
300
#B9C4BE
oklch(81% 0.015 162.4)
-
Step 400
400
#94A59C
oklch(70.6% 0.023 162.8)
-
Step 500
500
#7A8F84
oklch(63% 0.029 162.7)
-
Step 600
600 (this color)
#657C70
oklch(56.4% 0.033 162.5)
-
Step 700
700
#52665C
oklch(49.1% 0.029 163.5)
-
Step 800
800
#43534B
oklch(42.6% 0.024 163.6)
-
Step 900
900
#39453E
oklch(37.7% 0.02 159.7)
-
Step 950
950
#212825
oklch(26.9% 0.011 167.8)
#657C70 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) | #7B786F | 0.032 |
| Deuteranopia (no green cones) | #777671 | 0.030 |
| Tritanopia (no blue cones) | #617C78 | 0.013 |
| Achromatopsia (no color) | #777777 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #657C70
#657C70
oklch(56.4% 0.033 162.5)
- #846E7B
#846E7B
oklch(56.3% 0.033 342)
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 #657C70, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Grey #6B7C85 ΔE 0.035
- Battleship Gray #6C757D ΔE 0.035
- Medium Grey #7D7F7C ΔE 0.041
- Steel Grey #6F828A ΔE 0.043
- Grey Blue #647D8E ΔE 0.046
- Gray #808080 ΔE 0.048
- Slate Gray #708090 ΔE 0.052
- Grey Brown #7F7053 ΔE 0.053
Use #657C70 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.