#004D63
Closest named color: Dark Grey Blue (#29465B). oklch(39.1% 0.074 225.1), rgb(0, 77, 99).
Aa
White text reads best on this color (9.36:1).
About this color
#004D63 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 39%, its chroma 0.074 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.031 away. White text reads best on it, at 9.36:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.24:1 |
| White text | 9.36:1 |
Values
| HEX | #004D63 |
| RGB | rgb(0, 77, 99) |
| HSL | hsl(193, 100%, 19%) |
| OKLCH | oklch(39.1% 0.074 225.1) |
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 #004D63 | 9.36:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #004D63 | 2.24:1 | Fails | Lc 12.8 | Not readable |
| #004D63 text on white | 9.36:1 | AAA | Lc 91.1 | Preferred for body text |
| #004D63 text on black | 2.24:1 | Fails | Lc -11.2 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DFECF2
oklch(93.5% 0.016 227)
-
Step 200
200
#C4DEE9
oklch(88.5% 0.032 225.1)
-
Step 300
300
#9AC9DC
oklch(80.9% 0.056 224.7)
-
Step 400
400
#5EACCA
oklch(70.6% 0.088 225.3)
-
Step 500
500
#1C97BD
oklch(63.1% 0.114 225.2)
-
Step 600
600
#007FA2
oklch(55.5% 0.106 225.7)
-
Step 700
700
#006B88
oklch(49.1% 0.093 224.9)
-
Step 800
800
#005870
oklch(42.8% 0.081 224.4)
-
Step 900
900 (this color)
#004D63
oklch(39.1% 0.074 225.1)
-
Step 950
950
#052B38
oklch(27% 0.047 225.8)
#004D63 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) | #414B64 | 0.056 |
| Deuteranopia (no green cones) | #354363 | 0.049 |
| Tritanopia (no blue cones) | #005354 | 0.037 |
| Achromatopsia (no color) | #464646 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004D63
#004D63
oklch(39.1% 0.074 225.1)
- #663722
#663722
oklch(39.1% 0.075 44.1)
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 #004D63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.031
- Charcoal #264653 ΔE 0.034
- Deep Teal #00555A ΔE 0.035
- Dark Teal #014D4E ΔE 0.037
- Dark Slate Gray #2F4F4F ΔE 0.047
- Dark Blue Green #005249 ΔE 0.053
- Deep Sea Blue #015482 ΔE 0.053
- Twilight Blue #0A437A ΔE 0.056
Use #004D63 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.