#2D5F60
Closest named color: Dark Green Blue (#1F6357). oklch(45.1% 0.054 197.1), rgb(45, 95, 96).
Aa
White text reads best on this color (7.19:1).
About this color
#2D5F60 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 45%, its chroma 0.054 and its hue 197°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.025 away. White text reads best on it, at 7.19:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.91:1 |
| White text | 7.19:1 |
Values
| HEX | #2D5F60 |
| RGB | rgb(45, 95, 96) |
| HSL | hsl(181, 36%, 28%) |
| OKLCH | oklch(45.1% 0.054 197.1) |
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 #2D5F60 | 7.19:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #2D5F60 | 2.91:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #2D5F60 text on white | 7.19:1 | AAA | Lc 84.8 | Fine for body text |
| #2D5F60 text on black | 2.91:1 | Fails | Lc -17.2 | 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
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CDDDDD
oklch(88.6% 0.017 196.8)
-
Step 300
300
#AAC7C8
oklch(80.9% 0.031 199.1)
-
Step 400
400
#7BABAB
oklch(70.7% 0.051 196.1)
-
Step 500
500
#589697
oklch(63.2% 0.064 197)
-
Step 600
600
#3A8081
oklch(55.6% 0.07 196.6)
-
Step 700
700
#2C6C6D
oklch(49.1% 0.065 196.7)
-
Step 800
800 (this color)
#2D5F60
oklch(45.1% 0.054 197.1)
-
Step 900
900
#244949
oklch(37.8% 0.042 195.5)
-
Step 950
950
#162B2B
oklch(27.2% 0.027 195.7)
#2D5F60 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) | #595B60 | 0.055 |
| Deuteranopia (no green cones) | #515560 | 0.051 |
| Tritanopia (no blue cones) | #0B625F | 0.022 |
| Achromatopsia (no color) | #575757 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D5F60
#2D5F60
oklch(45.1% 0.054 197.1)
- #71494B
#71494B
oklch(45.1% 0.055 16.2)
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 #2D5F60, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.025
- Petrol #005F6A ΔE 0.027
- Dark Aqua #05696B ΔE 0.033
- Deep Teal #00555A ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.051
- YInMn Blue #415A77 ΔE 0.052
- Slate #516572 ΔE 0.056
- Dark Aquamarine #017371 ΔE 0.060
Use #2D5F60 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.