#10737F
Closest named color: Deep Aqua (#08787F). oklch(51% 0.084 208), rgb(16, 115, 127).
Aa
White text reads best on this color (5.55:1).
About this color
#10737F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.084 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.016 away. White text reads best on it, at 5.55:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 3.78:1 |
| White text | 5.55:1 |
Values
| HEX | #10737F |
| RGB | rgb(16, 115, 127) |
| HSL | hsl(186, 78%, 28%) |
| OKLCH | oklch(51% 0.084 208) |
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 #10737F | 5.55:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #10737F | 3.78:1 | AA large text | Lc 26.7 | Dividers and decoration only |
| #10737F text on white | 5.55:1 | AA | Lc 77.3 | Fine for body text |
| #10737F text on black | 3.78:1 | AA large text | Lc -24.4 | 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
#F1F6F7
oklch(97% 0.005 211)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C9DEE1
oklch(88.6% 0.023 207.1)
-
Step 300
300
#A3C8CE
oklch(80.8% 0.04 208.4)
-
Step 400
400
#6FACB6
oklch(70.7% 0.065 208.9)
-
Step 500
500
#4398A4
oklch(63.2% 0.083 207.8)
-
Step 600
600
#18828F
oklch(55.7% 0.09 207.8)
-
Step 700
700 (this color)
#10737F
oklch(51% 0.084 208)
-
Step 800
800
#0D5963
oklch(42.6% 0.069 208.8)
-
Step 900
900
#164A51
oklch(37.8% 0.055 207.8)
-
Step 950
950
#0F2B2F
oklch(26.9% 0.034 207.9)
#10737F 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) | #686E80 | 0.081 |
| Deuteranopia (no green cones) | #5A647F | 0.074 |
| Tritanopia (no blue cones) | #007977 | 0.026 |
| Achromatopsia (no color) | #686868 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #10737F
#10737F
oklch(51% 0.084 208)
- #90524B
#90524B
oklch(50.9% 0.084 27.2)
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 #10737F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.016
- Deep Turquoise #017374 ΔE 0.019
- Dark Aquamarine #017371 ΔE 0.024
- Bluegreen #017A79 ΔE 0.027
- Ocean #017B92 ΔE 0.033
- Sea Blue #047495 ΔE 0.035
- Dark Aqua #05696B ΔE 0.040
- Teal #008080 ΔE 0.040
Use #10737F 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.