#2D7E99
Closest named color: Cerulean (#457B9D). oklch(55.6% 0.087 224), rgb(45, 126, 153).
Aa
White text reads best on this color (4.60:1).
About this color
#2D7E99 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.087 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean (#457B9D), ΔE 0.022 away. White text reads best on it, at 4.60:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Cerulean (#457B9D) |
| Black text | 4.55:1 |
| White text | 4.60:1 |
Values
| HEX | #2D7E99 |
| RGB | rgb(45, 126, 153) |
| HSL | hsl(195, 55%, 39%) |
| OKLCH | oklch(55.6% 0.087 224) |
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 #2D7E99 | 4.60:1 | AA | Lc -77.2 | Fine for body text |
| Black text on #2D7E99 | 4.55:1 | AA | Lc 32.3 | Non-text elements, placeholder text |
| #2D7E99 text on white | 4.60:1 | AA | Lc 71.7 | Content text, not long reading |
| #2D7E99 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CBDDE4
oklch(88.6% 0.022 223)
-
Step 300
300
#A6C7D4
oklch(81% 0.04 223.7)
-
Step 400
400
#75AABE
oklch(70.8% 0.063 223.6)
-
Step 500
500
#4E94AD
oklch(63.1% 0.08 223.6)
-
Step 600
600 (this color)
#2D7E99
oklch(55.6% 0.087 224)
-
Step 700
700
#1E6A83
oklch(49.1% 0.081 224.6)
-
Step 800
800
#1C576A
oklch(42.8% 0.067 223.2)
-
Step 900
900
#1E4856
oklch(37.8% 0.052 222.7)
-
Step 950
950
#132A32
oklch(27% 0.033 222.8)
#2D7E99 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) | #6F7B9A | 0.068 |
| Deuteranopia (no green cones) | #607099 | 0.061 |
| Tritanopia (no blue cones) | #008687 | 0.046 |
| Achromatopsia (no color) | #757575 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D7E99
#2D7E99
oklch(55.6% 0.087 224)
- #9E6248
#9E6248
oklch(55.6% 0.087 44)
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 #2D7E99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean #457B9D ΔE 0.022
- Ocean #017B92 ΔE 0.023
- Teal Blue #01889F ΔE 0.029
- Stormy Blue #507B9C ΔE 0.032
- Dull Blue #49759C ΔE 0.035
- Sea Blue #047495 ΔE 0.037
- Metallic Blue #4F738E ΔE 0.039
- Muted Blue #3B719F ΔE 0.043
Use #2D7E99 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.