#264C40
Closest named color: Dark Blue Green (#005249). oklch(38.4% 0.049 171.1), rgb(38, 76, 64).
Aa
White text reads best on this color (9.58:1).
About this color
#264C40 is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.049 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.026 away. White text reads best on it, at 9.58:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.19:1 |
| White text | 9.58:1 |
Values
| HEX | #264C40 |
| RGB | rgb(38, 76, 64) |
| HSL | hsl(161, 33%, 22%) |
| OKLCH | oklch(38.4% 0.049 171.1) |
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 #264C40 | 9.58:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #264C40 | 2.19:1 | Fails | Lc 11.9 | Not readable |
| #264C40 text on white | 9.58:1 | AAA | Lc 92.1 | Preferred for body text |
| #264C40 text on black | 2.19:1 | Fails | Lc -10.3 | Not readable |
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 900.
-
Step 50
50
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CDDED7
oklch(88.6% 0.021 169.3)
-
Step 300
300
#AAC9BD
oklch(81% 0.037 170)
-
Step 400
400
#7BAD9C
oklch(70.7% 0.059 171.5)
-
Step 500
500
#579883
oklch(63% 0.075 171)
-
Step 600
600
#3A836D
oklch(55.7% 0.081 170.9)
-
Step 700
700
#2B6E5B
oklch(49% 0.075 171.6)
-
Step 800
800
#265A4A
oklch(42.7% 0.062 170.5)
-
Step 900
900 (this color)
#264C40
oklch(38.4% 0.049 171.1)
-
Step 950
950
#162B24
oklch(26.9% 0.03 170.6)
#264C40 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) | #4A483F | 0.050 |
| Deuteranopia (no green cones) | #444341 | 0.049 |
| Tritanopia (no blue cones) | #194D48 | 0.015 |
| Achromatopsia (no color) | #454545 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #264C40
#264C40
oklch(38.4% 0.049 171.1)
- #583947
#583947
oklch(38.6% 0.049 350.9)
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 #264C40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.026
- Dark Slate Gray #2F4F4F ΔE 0.028
- Dark Teal #014D4E ΔE 0.029
- Charcoal #264653 ΔE 0.044
- Deep Teal #00555A ΔE 0.045
- Charcoal Grey #3C4142 ΔE 0.046
- Evergreen #05472A ΔE 0.047
- Dark Grey Blue #29465B ΔE 0.057
Use #264C40 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.