#618271
Closest named color: Slate Green (#658D6D). oklch(57.6% 0.046 162.1), rgb(97, 130, 113).
Aa
Black text reads best on this color (4.93:1).
About this color
#618271 is a medium-dark, muted green. In OKLCH its lightness is 58%, its chroma 0.046 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.036 away. Black text reads best on it, at 4.93:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.046) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 4.93:1 |
| White text | 4.25:1 |
Values
| HEX | #618271 |
| RGB | rgb(97, 130, 113) |
| HSL | hsl(149, 15%, 45%) |
| OKLCH | oklch(57.6% 0.046 162.1) |
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 #618271 | 4.25:1 | AA large text | Lc -74.8 | Content text, not long reading |
| Black text on #618271 | 4.93:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #618271 text on white | 4.25:1 | AA large text | Lc 69.3 | Content text, not long reading |
| #618271 text on black | 4.93:1 | AA | Lc -32.3 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D3DCD7
oklch(88.6% 0.012 162)
-
Step 300
300
#B6C5BD
oklch(81% 0.02 162.8)
-
Step 400
400
#8FA79A
oklch(70.6% 0.033 161.8)
-
Step 500
500
#739282
oklch(63.1% 0.042 162.5)
-
Step 600
600 (this color)
#618271
oklch(57.6% 0.046 162.1)
-
Step 700
700
#4B6959
oklch(49.2% 0.044 161)
-
Step 800
800
#3E5549
oklch(42.7% 0.034 161.8)
-
Step 900
900
#35463D
oklch(37.6% 0.027 161.7)
-
Step 950
950
#1F2924
oklch(27% 0.017 163.4)
#618271 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) | #817D70 | 0.045 |
| Deuteranopia (no green cones) | #7B7972 | 0.043 |
| Tritanopia (no blue cones) | #5B827D | 0.019 |
| Achromatopsia (no color) | #7B7B7B | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #618271
#618271
oklch(57.6% 0.046 162.1)
- #8D6F81
#8D6F81
oklch(57.7% 0.046 341.9)
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 #618271, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.036
- Battleship Grey #6B7C85 ΔE 0.043
- Dusty Teal #4C9085 ΔE 0.044
- Steel Grey #6F828A ΔE 0.045
- Medium Grey #7D7F7C ΔE 0.045
- Dark Sage #598556 ΔE 0.045
- Battleship Gray #6C757D ΔE 0.050
- Gray #808080 ΔE 0.051
Use #618271 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.