#004156
Closest named color: Midnight Green (#073B4C). oklch(35% 0.068 227.4), rgb(0, 65, 86).
Aa
White text reads best on this color (11.10:1).
About this color
#004156 is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.068 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.023 away. White text reads best on it, at 11.10:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.89:1 |
| White text | 11.10:1 |
Values
| HEX | #004156 |
| RGB | rgb(0, 65, 86) |
| HSL | hsl(195, 100%, 17%) |
| OKLCH | oklch(35% 0.068 227.4) |
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 #004156 | 11.10:1 | AAA | Lc -99.1 | Preferred for body text |
| Black text on #004156 | 1.89:1 | Fails | Lc 8.7 | Not readable |
| #004156 text on white | 11.10:1 | AAA | Lc 95.2 | Preferred for body text |
| #004156 text on black | 1.89:1 | Fails | Lc -7.4 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF2
oklch(93.6% 0.015 229)
-
Step 200
200
#C7DDE8
oklch(88.5% 0.028 229.2)
-
Step 300
300
#9FC8DB
oklch(81% 0.051 227.9)
-
Step 400
400
#67ABC8
oklch(70.7% 0.081 227.3)
-
Step 500
500
#3495BA
oklch(63% 0.104 227.6)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8B
oklch(49.2% 0.095 227.3)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900 (this color)
#004156
oklch(35% 0.068 227.4)
-
Step 950
950
#0B2A37
oklch(26.9% 0.043 229.3)
#004156 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) | #364057 | 0.049 |
| Deuteranopia (no green cones) | #2B3856 | 0.043 |
| Tritanopia (no blue cones) | #004748 | 0.037 |
| Achromatopsia (no color) | #3C3C3C | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004156
#004156
oklch(35% 0.068 227.4)
- #572E19
#572E19
oklch(35% 0.068 46.7)
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 #004156, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.023
- Dark Blue Grey #1F3B4D ΔE 0.027
- Charcoal #264653 ΔE 0.035
- Dark Grey Blue #29465B ΔE 0.038
- Prussian Blue #1D3557 ΔE 0.042
- Dark Teal #014D4E ΔE 0.047
- Marine Blue #01386A ΔE 0.050
- Onyx #343A40 ΔE 0.056
Use #004156 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.