#1A5A4C
Closest named color: Dark Blue Green (#005249). oklch(42.3% 0.068 175.3), rgb(26, 90, 76).
Aa
White text reads best on this color (8.04:1).
About this color
#1A5A4C is a dark, muted teal or cyan. In OKLCH its lightness is 42%, its chroma 0.068 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.031 away. White text reads best on it, at 8.04:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.61:1 |
| White text | 8.04:1 |
Values
| HEX | #1A5A4C |
| RGB | rgb(26, 90, 76) |
| HSL | hsl(167, 55%, 23%) |
| OKLCH | oklch(42.3% 0.068 175.3) |
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 #1A5A4C | 8.04:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #1A5A4C | 2.61:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #1A5A4C text on white | 8.04:1 | AAA | Lc 87.6 | Fine for body text |
| #1A5A4C text on black | 2.61:1 | Fails | Lc -14.5 | 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 800.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2ECE9
oklch(93.5% 0.011 176.3)
-
Step 200
200
#CBDED8
oklch(88.5% 0.022 174.9)
-
Step 300
300
#A7C9BF
oklch(80.8% 0.039 175.5)
-
Step 400
400
#75AE9E
oklch(70.7% 0.064 174.9)
-
Step 500
500
#4E9A87
oklch(63.2% 0.082 175.2)
-
Step 600
600
#2C8471
oklch(55.6% 0.088 175.7)
-
Step 700
700
#1D705E
oklch(49.2% 0.083 174.8)
-
Step 800
800 (this color)
#1A5A4C
oklch(42.3% 0.068 175.3)
-
Step 900
900
#1E4B40
oklch(37.8% 0.053 174.9)
-
Step 950
950
#132C26
oklch(27.1% 0.033 176.2)
#1A5A4C 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) | #57544B | 0.072 |
| Deuteranopia (no green cones) | #4E4D4D | 0.069 |
| Tritanopia (no blue cones) | #005B56 | 0.017 |
| Achromatopsia (no color) | #505050 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1A5A4C
#1A5A4C
oklch(42.3% 0.068 175.3)
- #6B3E50
#6B3E50
oklch(42.4% 0.067 354.9)
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 #1A5A4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.031
- Dark Green Blue #1F6357 ΔE 0.031
- Deep Teal #00555A ΔE 0.034
- Dark Slate Gray #2F4F4F ΔE 0.041
- Spruce #0A5F38 ΔE 0.041
- Pine #2B5D34 ΔE 0.041
- Petrol #005F6A ΔE 0.047
- Dark Teal #014D4E ΔE 0.049
Use #1A5A4C 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.