#2B615F
Closest named color: Dark Green Blue (#1F6357). oklch(45.6% 0.057 192.1), rgb(43, 97, 95).
Aa
White text reads best on this color (7.05:1).
About this color
#2B615F is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.057 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.019 away. White text reads best on it, at 7.05:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.97:1 |
| White text | 7.05:1 |
Values
| HEX | #2B615F |
| RGB | rgb(43, 97, 95) |
| HSL | hsl(178, 39%, 27%) |
| OKLCH | oklch(45.6% 0.057 192.1) |
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 #2B615F | 7.05:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #2B615F | 2.97:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #2B615F text on white | 7.05:1 | AAA | Lc 84.3 | Fine for body text |
| #2B615F text on black | 2.97:1 | Fails | Lc -17.7 | 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
#CCDDDC
oklch(88.4% 0.018 192.6)
-
Step 300
300
#A9C8C6
oklch(80.9% 0.033 191.7)
-
Step 400
400
#79ACA9
oklch(70.8% 0.054 191.4)
-
Step 500
500
#549794
oklch(63.1% 0.069 191.8)
-
Step 600
600
#35817F
oklch(55.6% 0.074 192.8)
-
Step 700
700
#276D6B
oklch(49.1% 0.069 192.5)
-
Step 800
800 (this color)
#2B615F
oklch(45.6% 0.057 192.1)
-
Step 900
900
#224948
oklch(37.7% 0.044 193.2)
-
Step 950
950
#152B2A
oklch(27% 0.028 191.9)
#2B615F 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) | #5C5C5F | 0.061 |
| Deuteranopia (no green cones) | #535660 | 0.057 |
| Tritanopia (no blue cones) | #026460 | 0.021 |
| Achromatopsia (no color) | #595959 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B615F
#2B615F
oklch(45.6% 0.057 192.1)
- #73494E
#73494E
oklch(45.5% 0.058 11.8)
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 #2B615F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.019
- Dark Aqua #05696B ΔE 0.029
- Petrol #005F6A ΔE 0.029
- Deep Teal #00555A ΔE 0.049
- Dark Aquamarine #017371 ΔE 0.055
- Deep Turquoise #017374 ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.056
- Slate #516572 ΔE 0.057
Use #2B615F 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.