#244E58
Closest named color: Dark Slate Gray (#2F4F4F). oklch(39.8% 0.05 215.3), rgb(36, 78, 88).
Aa
White text reads best on this color (9.10:1).
About this color
#244E58 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.050 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.019 away. White text reads best on it, at 9.10:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #244E58 |
| RGB | rgb(36, 78, 88) |
| HSL | hsl(192, 42%, 24%) |
| OKLCH | oklch(39.8% 0.05 215.3) |
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 #244E58 | 9.10:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #244E58 | 2.30:1 | Fails | Lc 13.2 | Not readable |
| #244E58 text on white | 9.10:1 | AAA | Lc 90.8 | Preferred for body text |
| #244E58 text on black | 2.30:1 | Fails | Lc -11.5 | 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
#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
#A6C7D0
oklch(80.8% 0.038 216.1)
-
Step 400
400
#75AAB8
oklch(70.6% 0.059 216.1)
-
Step 500
500
#4E95A6
oklch(63% 0.076 215.3)
-
Step 600
600
#2D7F92
oklch(55.5% 0.082 216.1)
-
Step 700
700
#1E6B7C
oklch(49% 0.077 215.9)
-
Step 800
800
#1C5865
oklch(42.8% 0.064 215)
-
Step 900
900 (this color)
#244E58
oklch(39.8% 0.05 215.3)
-
Step 950
950
#132A30
oklch(26.9% 0.031 216.7)
#244E58 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) | #474C59 | 0.045 |
| Deuteranopia (no green cones) | #3F4658 | 0.040 |
| Tritanopia (no blue cones) | #005251 | 0.029 |
| Achromatopsia (no color) | #484848 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #244E58
#244E58
oklch(39.8% 0.05 215.3)
- #5F3E35
#5F3E35
oklch(39.9% 0.049 35.9)
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 #244E58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.019
- Charcoal #264653 ΔE 0.025
- Deep Teal #00555A ΔE 0.027
- Dark Grey Blue #29465B ΔE 0.028
- Dark Teal #014D4E ΔE 0.029
- Dark Blue Green #005249 ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.051
- Petrol #005F6A ΔE 0.054
Use #244E58 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.