#015F7B
Closest named color: Petrol (#005F6A). oklch(45.3% 0.087 226.7), rgb(1, 95, 123).
Aa
White text reads best on this color (7.18:1).
About this color
#015F7B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 45%, its chroma 0.087 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.029 away. White text reads best on it, at 7.18:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.92:1 |
| White text | 7.18:1 |
Values
| HEX | #015F7B |
| RGB | rgb(1, 95, 123) |
| HSL | hsl(194, 98%, 24%) |
| OKLCH | oklch(45.3% 0.087 226.7) |
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 #015F7B | 7.18:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #015F7B | 2.92:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #015F7B text on white | 7.18:1 | AAA | Lc 84.4 | Fine for body text |
| #015F7B text on black | 2.92:1 | Fails | Lc -17.6 | 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
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C7DDE8
oklch(88.5% 0.028 229.2)
-
Step 300
300
#9FC8DA
oklch(80.9% 0.05 226.5)
-
Step 400
400
#66ABC8
oklch(70.7% 0.082 227)
-
Step 500
500
#3396BA
oklch(63.2% 0.104 226.5)
-
Step 600
600
#007FA3
oklch(55.6% 0.107 226.4)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800 (this color)
#015F7B
oklch(45.3% 0.087 226.7)
-
Step 900
900
#0B485D
oklch(37.6% 0.068 227.1)
-
Step 950
950
#0A2B37
oklch(27.2% 0.043 226.1)
#015F7B 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) | #505D7C | 0.064 |
| Deuteranopia (no green cones) | #41537B | 0.055 |
| Tritanopia (no blue cones) | #006768 | 0.046 |
| Achromatopsia (no color) | #575757 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #015F7B
#015F7B
oklch(45.3% 0.087 226.7)
- #7D4529
#7D4529
oklch(45.2% 0.087 46.3)
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 #015F7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.029
- Light Navy Blue #2E5A88 ΔE 0.038
- Deep Sea Blue #015482 ΔE 0.039
- YInMn Blue #415A77 ΔE 0.044
- Peacock Blue #016795 ΔE 0.045
- Dark Aqua #05696B ΔE 0.047
- Denim #3B638C ΔE 0.050
- Light Navy #155084 ΔE 0.052
Use #015F7B 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.