#004667
Closest named color: Dark Grey Blue (#29465B). oklch(37.4% 0.083 237.8), rgb(0, 70, 103).
Aa
White text reads best on this color (10.13:1).
About this color
#004667 is a dark, moderately saturated blue. In OKLCH its lightness is 37%, its chroma 0.083 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.033 away. White text reads best on it, at 10.13:1.
| Hue family | Blues |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.07:1 |
| White text | 10.13:1 |
Values
| HEX | #004667 |
| RGB | rgb(0, 70, 103) |
| HSL | hsl(199, 100%, 20%) |
| OKLCH | oklch(37.4% 0.083 237.8) |
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 #004667 | 10.13:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #004667 | 2.07:1 | Fails | Lc 10.9 | Not readable |
| #004667 text on white | 10.13:1 | AAA | Lc 93.0 | Preferred for body text |
| #004667 text on black | 2.07:1 | Fails | Lc -9.5 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#DFECF5
oklch(93.6% 0.018 237.8)
-
Step 200
200
#C5DDEE
oklch(88.5% 0.035 238.7)
-
Step 300
300
#9BC7E4
oklch(80.8% 0.062 237.4)
-
Step 400
400
#60AAD7
oklch(70.8% 0.099 237.1)
-
Step 500
500
#2793CC
oklch(63.1% 0.126 237.6)
-
Step 600
600
#007CB2
oklch(55.6% 0.123 237.7)
-
Step 700
700
#006896
oklch(49.1% 0.108 237.6)
-
Step 800
800
#00557C
oklch(42.7% 0.094 237.9)
-
Step 900
900 (this color)
#004667
oklch(37.4% 0.083 237.8)
-
Step 950
950
#072A3D
oklch(27.1% 0.052 237.4)
#004667 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) | #364668 | 0.045 |
| Deuteranopia (no green cones) | #293E66 | 0.035 |
| Tritanopia (no blue cones) | #004E52 | 0.051 |
| Achromatopsia (no color) | #414141 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004667
#004667
oklch(37.4% 0.083 237.8)
- #61340A
#61340A
oklch(37.5% 0.083 57.6)
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 #004667, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.033
- Twilight Blue #0A437A ΔE 0.036
- Charcoal #264653 ΔE 0.041
- Marine Blue #01386A ΔE 0.046
- Dark Blue Grey #1F3B4D ΔE 0.051
- Midnight Green #073B4C ΔE 0.053
- Prussian Blue #1D3557 ΔE 0.055
- Dark Teal #014D4E ΔE 0.055
Use #004667 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.