#005E7B
Closest named color: Petrol (#005F6A). oklch(45% 0.087 227.7), rgb(0, 94, 123).
Aa
White text reads best on this color (7.27:1).
About this color
#005E7B is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 45%, its chroma 0.087 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.030 away. White text reads best on it, at 7.27:1.
| Hue family | Teals and cyans |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.88:1 |
| White text | 7.27:1 |
Values
| HEX | #005E7B |
| RGB | rgb(0, 94, 123) |
| HSL | hsl(194, 100%, 24%) |
| OKLCH | oklch(45% 0.087 227.7) |
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 #005E7B | 7.27:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #005E7B | 2.88:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #005E7B text on white | 7.27:1 | AAA | Lc 84.7 | Fine for body text |
| #005E7B text on black | 2.88:1 | Fails | Lc -17.3 | Dividers and decoration only |
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
#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
#66ABC9
oklch(70.7% 0.082 227.8)
-
Step 500
500
#3495BB
oklch(63% 0.105 228.3)
-
Step 600
600
#007FA5
oklch(55.7% 0.108 227.8)
-
Step 700
700
#006A8B
oklch(49% 0.096 228.3)
-
Step 800
800 (this color)
#005E7B
oklch(45% 0.087 227.7)
-
Step 900
900
#0B485E
oklch(37.6% 0.069 228.3)
-
Step 950
950
#0B2A37
oklch(26.9% 0.043 229.3)
#005E7B 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) | #4F5C7C | 0.063 |
| Deuteranopia (no green cones) | #40527B | 0.054 |
| Tritanopia (no blue cones) | #006668 | 0.046 |
| Achromatopsia (no color) | #575757 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005E7B
#005E7B
oklch(45% 0.087 227.7)
- #7C4527
#7C4527
oklch(45.1% 0.087 48)
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 #005E7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.030
- Deep Sea Blue #015482 ΔE 0.036
- Light Navy Blue #2E5A88 ΔE 0.037
- YInMn Blue #415A77 ΔE 0.045
- Peacock Blue #016795 ΔE 0.046
- Light Navy #155084 ΔE 0.049
- Dark Aqua #05696B ΔE 0.050
- Denim #3B638C ΔE 0.051
Use #005E7B 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.