#1C5763
Closest named color: Deep Teal (#00555A). oklch(42.5% 0.062 213.8), rgb(28, 87, 99).
Aa
White text reads best on this color (8.09:1).
About this color
#1C5763 is a dark, muted teal or cyan. In OKLCH its lightness is 42%, its chroma 0.062 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.022 away. White text reads best on it, at 8.09:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.59:1 |
| White text | 8.09:1 |
Values
| HEX | #1C5763 |
| RGB | rgb(28, 87, 99) |
| HSL | hsl(190, 56%, 25%) |
| OKLCH | oklch(42.5% 0.062 213.8) |
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 #1C5763 | 8.09:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #1C5763 | 2.59:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #1C5763 text on white | 8.09:1 | AAA | Lc 87.8 | Fine for body text |
| #1C5763 text on black | 2.59:1 | Fails | Lc -14.3 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE1
oklch(88.5% 0.02 212.6)
-
Step 300
300
#A7C7CF
oklch(80.9% 0.036 214.5)
-
Step 400
400
#76ABB7
oklch(70.8% 0.058 213.4)
-
Step 500
500
#4F95A5
oklch(63% 0.074 214.4)
-
Step 600
600
#2E7F90
oklch(55.5% 0.081 214.2)
-
Step 700
700
#1F6C7B
oklch(49.2% 0.076 213.6)
-
Step 800
800 (this color)
#1C5763
oklch(42.5% 0.062 213.8)
-
Step 900
900
#1F4851
oklch(37.6% 0.048 214.1)
-
Step 950
950
#132A30
oklch(26.9% 0.031 216.7)
#1C5763 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) | #4E5464 | 0.056 |
| Deuteranopia (no green cones) | #444D63 | 0.050 |
| Tritanopia (no blue cones) | #005C5B | 0.027 |
| Achromatopsia (no color) | #505050 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C5763
#1C5763
oklch(42.5% 0.062 213.8)
- #6C4137
#6C4137
oklch(42.3% 0.063 33.8)
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 #1C5763, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.022
- Petrol #005F6A ΔE 0.025
- Dark Slate Gray #2F4F4F ΔE 0.036
- Dark Teal #014D4E ΔE 0.048
- Dark Blue Green #005249 ΔE 0.048
- Dark Green Blue #1F6357 ΔE 0.050
- Dark Grey Blue #29465B ΔE 0.053
- YInMn Blue #415A77 ΔE 0.053
Use #1C5763 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.