#2D615B
Closest named color: Dark Green Blue (#1F6357). oklch(45.5% 0.057 185.5), rgb(45, 97, 91).
Aa
White text reads best on this color (7.06:1).
About this color
#2D615B is a medium-dark, muted teal or cyan. In OKLCH its lightness is 45%, its chroma 0.057 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.015 away. White text reads best on it, at 7.06:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.97:1 |
| White text | 7.06:1 |
Values
| HEX | #2D615B |
| RGB | rgb(45, 97, 91) |
| HSL | hsl(173, 37%, 28%) |
| OKLCH | oklch(45.5% 0.057 185.5) |
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 #2D615B | 7.06:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #2D615B | 2.97:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #2D615B text on white | 7.06:1 | AAA | Lc 84.3 | Fine for body text |
| #2D615B text on black | 2.97:1 | Fails | Lc -17.6 | 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 800.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CCDDDB
oklch(88.4% 0.018 188.3)
-
Step 300
300
#AAC8C3
oklch(80.9% 0.033 184.4)
-
Step 400
400
#7BACA5
oklch(70.8% 0.053 185.1)
-
Step 500
500
#57978F
oklch(63.1% 0.067 185.4)
-
Step 600
600
#398179
oklch(55.5% 0.073 185.6)
-
Step 700
700
#2A6D66
oklch(49% 0.068 185.8)
-
Step 800
800 (this color)
#2D615B
oklch(45.5% 0.057 185.5)
-
Step 900
900
#234945
oklch(37.6% 0.044 186.6)
-
Step 950
950
#162B28
oklch(27% 0.028 184.2)
#2D615B 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) | #5D5C5B | 0.061 |
| Deuteranopia (no green cones) | #54565C | 0.057 |
| Tritanopia (no blue cones) | #10635F | 0.018 |
| Achromatopsia (no color) | #585858 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D615B
#2D615B
oklch(45.5% 0.057 185.5)
- #724952
#724952
oklch(45.5% 0.057 5.3)
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 #2D615B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.015
- Dark Aqua #05696B ΔE 0.032
- Petrol #005F6A ΔE 0.035
- Deep Teal #00555A ΔE 0.051
- Dark Slate Gray #2F4F4F ΔE 0.056
- Dark Aquamarine #017371 ΔE 0.056
- Deep Turquoise #017374 ΔE 0.058
- Pine #2B5D34 ΔE 0.059
Use #2D615B 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.