#2C596D
Closest named color: Petrol (#005F6A). oklch(44.1% 0.059 229.1), rgb(44, 89, 109).
Aa
White text reads best on this color (7.61:1).
About this color
#2C596D is a dark, muted teal or cyan. In OKLCH its lightness is 44%, its chroma 0.059 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.030 away. White text reads best on it, at 7.61:1.
| Hue family | Teals and cyans |
| Lightness | dark (44%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.75:1 |
| White text | 7.61:1 |
Values
| HEX | #2C596D |
| RGB | rgb(44, 89, 109) |
| HSL | hsl(198, 42%, 30%) |
| OKLCH | oklch(44.1% 0.059 229.1) |
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 #2C596D | 7.61:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #2C596D | 2.75:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #2C596D text on white | 7.61:1 | AAA | Lc 86.3 | Fine for body text |
| #2C596D text on black | 2.75:1 | Fails | Lc -15.7 | 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 800.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBEF
oklch(93.5% 0.01 228.9)
-
Step 200
200
#CDDCE3
oklch(88.5% 0.019 227.3)
-
Step 300
300
#ABC5D3
oklch(80.8% 0.034 231.3)
-
Step 400
400
#7DA8BD
oklch(70.8% 0.056 229.5)
-
Step 500
500
#5A92AC
oklch(63.1% 0.071 229.3)
-
Step 600
600
#3D7C97
oklch(55.6% 0.077 228.5)
-
Step 700
700
#2F6881
oklch(49% 0.072 229.4)
-
Step 800
800 (this color)
#2C596D
oklch(44.1% 0.059 229.1)
-
Step 900
900
#254655
oklch(37.6% 0.046 229.2)
-
Step 950
950
#172932
oklch(27% 0.029 231)
#2C596D 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) | #4F586E | 0.043 |
| Deuteranopia (no green cones) | #45516D | 0.036 |
| Tritanopia (no blue cones) | #005F5F | 0.042 |
| Achromatopsia (no color) | #545454 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C596D
#2C596D
oklch(44.1% 0.059 229.1)
- #6E4935
#6E4935
oklch(44.2% 0.06 49.1)
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 #2C596D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.030
- YInMn Blue #415A77 ΔE 0.031
- Deep Teal #00555A ΔE 0.045
- Light Navy Blue #2E5A88 ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.048
- Dark Slate Gray #2F4F4F ΔE 0.051
- Dark Aqua #05696B ΔE 0.053
- Dusty Grape #545775 ΔE 0.054
Use #2C596D 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.