#2D9CB7
Closest named color: Cadet Blue (#5F9EA0). oklch(64.4% 0.103 218.1), rgb(45, 156, 183).
Aa
Black text reads best on this color (6.55:1).
About this color
#2D9CB7 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.103 and its hue 218°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.050 away. Black text reads best on it, at 6.55:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.55:1 |
| White text | 3.20:1 |
Values
| HEX | #2D9CB7 |
| RGB | rgb(45, 156, 183) |
| HSL | hsl(192, 61%, 45%) |
| OKLCH | oklch(64.4% 0.103 218.1) |
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 #2D9CB7 | 3.20:1 | AA large text | Lc -64.3 | Content text, not long reading |
| Black text on #2D9CB7 | 6.55:1 | AA | Lc 45.2 | Large or bold text, headings |
| #2D9CB7 text on white | 3.20:1 | AA large text | Lc 58.9 | Large or bold text, headings |
| #2D9CB7 text on black | 6.55:1 | AA | Lc -42.8 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0ECF0
oklch(93.5% 0.014 219.6)
-
Step 200
200
#C6DEE6
oklch(88.5% 0.028 219.8)
-
Step 300
300
#9CC9D7
oklch(80.9% 0.051 218.8)
-
Step 400
400
#62ADC2
oklch(70.7% 0.081 218)
-
Step 500
500 (this color)
#2D9CB7
oklch(64.4% 0.103 218.1)
-
Step 600
600
#00819A
oklch(55.7% 0.1 217.7)
-
Step 700
700
#006C82
oklch(49.1% 0.088 218.4)
-
Step 800
800
#00596B
oklch(42.8% 0.077 217.7)
-
Step 900
900
#014A59
oklch(37.8% 0.067 217.3)
-
Step 950
950
#072B34
oklch(26.9% 0.043 218.2)
#2D9CB7 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) | #8B97B8 | 0.089 |
| Deuteranopia (no green cones) | #788AB7 | 0.079 |
| Tritanopia (no blue cones) | #00A5A5 | 0.045 |
| Achromatopsia (no color) | #909090 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D9CB7
#2D9CB7
oklch(64.4% 0.103 218.1)
- #C3765E
#C3765E
oklch(64.3% 0.104 38.1)
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 #2D9CB7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.050
- Sea #3C9992 ΔE 0.054
- Teal Green #0A9396 ΔE 0.055
- Blue NCS #118AB2 ΔE 0.055
- Turquoise Blue #06B1C4 ΔE 0.058
- Faded Blue #658CBB ΔE 0.062
- Persian Green #2A9D8F ΔE 0.063
- Dusty Blue #5A86AD ΔE 0.065
Use #2D9CB7 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.