#244F5E
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.4% 0.054 223.4), rgb(36, 79, 94).
Aa
White text reads best on this color (8.91:1).
About this color
#244F5E is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.054 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.027 away. White text reads best on it, at 8.91:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.35:1 |
| White text | 8.91:1 |
Values
| HEX | #244F5E |
| RGB | rgb(36, 79, 94) |
| HSL | hsl(196, 45%, 25%) |
| OKLCH | oklch(40.4% 0.054 223.4) |
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 #244F5E | 8.91:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #244F5E | 2.35:1 | Fails | Lc 13.7 | Not readable |
| #244F5E text on white | 8.91:1 | AAA | Lc 90.3 | Preferred for body text |
| #244F5E text on black | 2.35:1 | Fails | Lc -12.0 | 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 800.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CDDCE2
oklch(88.5% 0.018 223.6)
-
Step 300
300
#ACC6D0
oklch(81% 0.031 223)
-
Step 400
400
#7FA8B8
oklch(70.7% 0.05 223.9)
-
Step 500
500
#5D92A6
oklch(63% 0.064 223.9)
-
Step 600
600
#417C91
oklch(55.5% 0.069 223.5)
-
Step 700
700
#32697C
oklch(49.2% 0.065 223.2)
-
Step 800
800 (this color)
#244F5E
oklch(40.4% 0.054 223.4)
-
Step 900
900
#274752
oklch(37.8% 0.042 222.2)
-
Step 950
950
#182930
oklch(26.9% 0.026 225.8)
#244F5E 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) | #464D5F | 0.042 |
| Deuteranopia (no green cones) | #3E475E | 0.038 |
| Tritanopia (no blue cones) | #005454 | 0.034 |
| Achromatopsia (no color) | #4A4A4A | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #244F5E
#244F5E
oklch(40.4% 0.054 223.4)
- #613F31
#613F31
oklch(40.3% 0.053 43.2)
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 #244F5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.027
- Dark Grey Blue #29465B ΔE 0.028
- Deep Teal #00555A ΔE 0.029
- Charcoal #264653 ΔE 0.030
- Dark Teal #014D4E ΔE 0.037
- Dark Blue Green #005249 ΔE 0.047
- Petrol #005F6A ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.057
Use #244F5E 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.