#0D9ECD
Closest named color: Turquoise Blue (#06B1C4). oklch(65.4% 0.126 228.6), rgb(13, 158, 205).
Aa
Black text reads best on this color (6.78:1).
About this color
#0D9ECD is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.126 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.061 away. Black text reads best on it, at 6.78:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 6.78:1 |
| White text | 3.09:1 |
Values
| HEX | #0D9ECD |
| RGB | rgb(13, 158, 205) |
| HSL | hsl(195, 88%, 43%) |
| OKLCH | oklch(65.4% 0.126 228.6) |
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 #0D9ECD | 3.09:1 | AA large text | Lc -62.7 | Content text, not long reading |
| Black text on #0D9ECD | 6.78:1 | AA | Lc 46.8 | Large or bold text, headings |
| #0D9ECD text on white | 3.09:1 | AA large text | Lc 57.3 | Large or bold text, headings |
| #0D9ECD text on black | 6.78:1 | AA | Lc -44.5 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DEECF3
oklch(93.5% 0.018 229)
-
Step 200
200
#C3DEEB
oklch(88.5% 0.034 228.4)
-
Step 300
300
#97C9E1
oklch(80.9% 0.062 229.1)
-
Step 400
400
#56ACD1
oklch(70.6% 0.099 228.6)
-
Step 500
500 (this color)
#0D9ECD
oklch(65.4% 0.126 228.6)
-
Step 600
600
#007FA6
oklch(55.7% 0.109 228.5)
-
Step 700
700
#006A8C
oklch(49% 0.097 229.1)
-
Step 800
800
#005773
oklch(42.7% 0.084 228.5)
-
Step 900
900
#004860
oklch(37.5% 0.074 228.7)
-
Step 950
950
#012B3A
oklch(27% 0.052 227.6)
#0D9ECD 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) | #859BCF | 0.089 |
| Deuteranopia (no green cones) | #6E8BCC | 0.076 |
| Tritanopia (no blue cones) | #00ABAE | 0.069 |
| Achromatopsia (no color) | #929292 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D9ECD
#0D9ECD
oklch(65.4% 0.126 228.6)
- #CD7746
#CD7746
oklch(65.4% 0.125 49)
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 #0D9ECD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.061
- Blue NCS #118AB2 ΔE 0.063
- Dark Sky Blue #448EE4 ΔE 0.066
- Water Blue #0E87CC ΔE 0.066
- Faded Blue #658CBB ΔE 0.066
- Chefchaouen Blue #4895EF ΔE 0.068
- Cool Blue #4984B8 ΔE 0.073
- Dusty Blue #5A86AD ΔE 0.077
Use #0D9ECD 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.