#276357
Closest named color: Dark Green Blue (#1F6357). oklch(45.7% 0.065 178), rgb(39, 99, 87).
Aa
White text reads best on this color (6.97:1).
About this color
#276357 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.065 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.006 away. White text reads best on it, at 6.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.00:1 |
| White text | 6.97:1 |
Values
| HEX | #276357 |
| RGB | rgb(39, 99, 87) |
| HSL | hsl(168, 43%, 27%) |
| OKLCH | oklch(45.7% 0.065 178) |
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 #276357 | 6.97:1 | AA | Lc -88.9 | Fine for body text |
| Black text on #276357 | 3.00:1 | AA large text | Lc 20.1 | Dividers and decoration only |
| #276357 text on white | 6.97:1 | AA | Lc 84.0 | Fine for body text |
| #276357 text on black | 3.00:1 | AA large text | Lc -18.0 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CBDED9
oklch(88.5% 0.021 178.3)
-
Step 300
300
#A7C9C0
oklch(80.8% 0.038 177.5)
-
Step 400
400
#76ADA0
oklch(70.5% 0.061 178)
-
Step 500
500
#509989
oklch(63.1% 0.078 177.6)
-
Step 600
600
#2F8373
oklch(55.5% 0.084 178.1)
-
Step 700
700
#206F61
oklch(49.1% 0.078 178.5)
-
Step 800
800 (this color)
#276357
oklch(45.7% 0.065 178)
-
Step 900
900
#1F4A41
oklch(37.6% 0.051 177.8)
-
Step 950
950
#132C26
oklch(27.1% 0.033 176.2)
#276357 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) | #5F5D57 | 0.069 |
| Deuteranopia (no green cones) | #565658 | 0.066 |
| Tritanopia (no blue cones) | #00645F | 0.019 |
| Achromatopsia (no color) | #595959 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #276357
#276357
oklch(45.7% 0.065 178)
- #754757
#754757
oklch(45.6% 0.066 357.7)
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 #276357, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.006
- Dark Aqua #05696B ΔE 0.032
- Petrol #005F6A ΔE 0.041
- Pine #2B5D34 ΔE 0.051
- Spruce #0A5F38 ΔE 0.053
- Dark Aquamarine #017371 ΔE 0.054
- Deep Teal #00555A ΔE 0.055
- Deep Turquoise #017374 ΔE 0.056
Use #276357 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.