#037A5F
Closest named color: Bluegreen (#017A79). oklch(51.6% 0.101 170.2), rgb(3, 122, 95).
Aa
White text reads best on this color (5.31:1).
About this color
#037A5F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.101 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.041 away. White text reads best on it, at 5.31:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 3.95:1 |
| White text | 5.31:1 |
Values
| HEX | #037A5F |
| RGB | rgb(3, 122, 95) |
| HSL | hsl(166, 95%, 25%) |
| OKLCH | oklch(51.6% 0.101 170.2) |
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 #037A5F | 5.31:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #037A5F | 3.95:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #037A5F text on white | 5.31:1 | AA | Lc 75.9 | Fine for body text |
| #037A5F text on black | 3.95:1 | AA large text | Lc -25.9 | 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 700.
-
Step 50
50
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C8DFD6
oklch(88.4% 0.027 170.2)
-
Step 300
300
#A2CBBC
oklch(80.8% 0.048 170.8)
-
Step 400
400
#6CB199
oklch(70.8% 0.079 169.8)
-
Step 500
500
#3D9D80
oklch(63.1% 0.101 169.9)
-
Step 600
600
#05876A
oklch(55.5% 0.108 170.6)
-
Step 700
700 (this color)
#037A5F
oklch(51.6% 0.101 170.2)
-
Step 800
800
#025D48
oklch(42.6% 0.083 170.4)
-
Step 900
900
#134D3C
oklch(37.8% 0.066 169.3)
-
Step 950
950
#0E2D23
oklch(27% 0.042 169.1)
#037A5F 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) | #76715E | 0.103 |
| Deuteranopia (no green cones) | #696761 | 0.100 |
| Tritanopia (no blue cones) | #007B72 | 0.029 |
| Achromatopsia (no color) | #6B6B6B | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #037A5F
#037A5F
oklch(51.6% 0.101 170.2)
- #924E70
#924E70
oklch(51.6% 0.1 349.9)
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 #037A5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.041
- Dark Aquamarine #017371 ΔE 0.042
- Deep Turquoise #017374 ΔE 0.046
- Teal #008080 ΔE 0.050
- Jungle Green #048243 ΔE 0.053
- Deep Aqua #08787F ΔE 0.054
- Sea Green #2E8B57 ΔE 0.063
- Dark Aqua #05696B ΔE 0.064
Use #037A5F 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.