#27586B
Closest named color: Petrol (#005F6A). oklch(43.5% 0.061 226.2), rgb(39, 88, 107).
Aa
White text reads best on this color (7.79:1).
About this color
#27586B is a dark, muted teal or cyan. In OKLCH its lightness is 43%, its chroma 0.061 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.028 away. White text reads best on it, at 7.79:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.69:1 |
| White text | 7.79:1 |
Values
| HEX | #27586B |
| RGB | rgb(39, 88, 107) |
| HSL | hsl(197, 47%, 29%) |
| OKLCH | oklch(43.5% 0.061 226.2) |
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 #27586B | 7.79:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #27586B | 2.69:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #27586B text on white | 7.79:1 | AAA | Lc 86.9 | Fine for body text |
| #27586B text on black | 2.69:1 | Fails | Lc -15.2 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBEF
oklch(93.5% 0.01 228.9)
-
Step 200
200
#CCDCE3
oklch(88.5% 0.02 225.7)
-
Step 300
300
#A9C6D3
oklch(80.9% 0.036 226.7)
-
Step 400
400
#7AA8BC
oklch(70.6% 0.057 226.7)
-
Step 500
500
#5693AC
oklch(63.2% 0.074 226.4)
-
Step 600
600
#397D97
oklch(55.7% 0.079 226)
-
Step 700
700
#2A6981
oklch(49.1% 0.074 226.5)
-
Step 800
800 (this color)
#27586B
oklch(43.5% 0.061 226.2)
-
Step 900
900
#234755
oklch(37.7% 0.048 225.6)
-
Step 950
950
#152A32
oklch(27.1% 0.031 224.6)
#27586B 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) | #4E566C | 0.047 |
| Deuteranopia (no green cones) | #444F6B | 0.041 |
| Tritanopia (no blue cones) | #005E5E | 0.039 |
| Achromatopsia (no color) | #525252 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27586B
#27586B
oklch(43.5% 0.061 226.2)
- #6D4634
#6D4634
oklch(43.4% 0.061 45.5)
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 #27586B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.028
- YInMn Blue #415A77 ΔE 0.037
- Deep Teal #00555A ΔE 0.039
- Dark Slate Gray #2F4F4F ΔE 0.047
- Deep Sea Blue #015482 ΔE 0.047
- Light Navy Blue #2E5A88 ΔE 0.049
- Dark Aqua #05696B ΔE 0.055
- Light Navy #155084 ΔE 0.056
Use #27586B 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.