#2D7F91
Closest named color: Ocean (#017B92). oklch(55.5% 0.082 215.1), rgb(45, 127, 145).
Aa
White text reads best on this color (4.60:1).
About this color
#2D7F91 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 55%, its chroma 0.082 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.022 away. White text reads best on it, at 4.60:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.55:1 |
| White text | 4.60:1 |
Values
| HEX | #2D7F91 |
| RGB | rgb(45, 127, 145) |
| HSL | hsl(191, 53%, 37%) |
| OKLCH | oklch(55.5% 0.082 215.1) |
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 #2D7F91 | 4.60:1 | AA | Lc -77.2 | Fine for body text |
| Black text on #2D7F91 | 4.55:1 | AA | Lc 32.3 | Non-text elements, placeholder text |
| #2D7F91 text on white | 4.60:1 | AA | Lc 71.7 | Content text, not long reading |
| #2D7F91 text on black | 4.55:1 | AA | Lc -29.9 | 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 600.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300
#A7C7D0
oklch(80.9% 0.037 216.6)
-
Step 400
400
#75AAB8
oklch(70.6% 0.059 216.1)
-
Step 500
500
#4E95A6
oklch(63% 0.076 215.3)
-
Step 600
600 (this color)
#2D7F91
oklch(55.5% 0.082 215.1)
-
Step 700
700
#1F6B7C
oklch(49% 0.076 216.1)
-
Step 800
800
#1C5865
oklch(42.8% 0.064 215)
-
Step 900
900
#1E4852
oklch(37.6% 0.049 215.6)
-
Step 950
950
#132A30
oklch(26.9% 0.031 216.7)
#2D7F91 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) | #727B92 | 0.073 |
| Deuteranopia (no green cones) | #647091 | 0.067 |
| Tritanopia (no blue cones) | #008685 | 0.036 |
| Achromatopsia (no color) | #757575 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D7F91
#2D7F91
oklch(55.5% 0.082 215.1)
- #9D6152
#9D6152
oklch(55.5% 0.082 34.8)
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 #2D7F91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.022
- Teal Blue #01889F ΔE 0.030
- Cerulean #457B9D ΔE 0.032
- Teal #008080 ΔE 0.035
- Deep Aqua #08787F ΔE 0.038
- Stormy Blue #507B9C ΔE 0.039
- Dark Cyan #008B8B ΔE 0.042
- Sea Blue #047495 ΔE 0.042
Use #2D7F91 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.