#1D757B
Closest named color: Deep Aqua (#08787F). oklch(51.6% 0.079 201.9), rgb(29, 117, 123).
Aa
White text reads best on this color (5.40:1).
About this color
#1D757B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.079 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.010 away. White text reads best on it, at 5.40:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 3.88:1 |
| White text | 5.40:1 |
Values
| HEX | #1D757B |
| RGB | rgb(29, 117, 123) |
| HSL | hsl(184, 62%, 30%) |
| OKLCH | oklch(51.6% 0.079 201.9) |
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 #1D757B | 5.40:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #1D757B | 3.88:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #1D757B text on white | 5.40:1 | AA | Lc 76.6 | Fine for body text |
| #1D757B text on black | 3.88:1 | AA large text | Lc -25.1 | 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 700.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#CADEDF
oklch(88.6% 0.021 200.4)
-
Step 300
300
#A5C8CB
oklch(80.8% 0.038 202.8)
-
Step 400
400
#71ACB1
oklch(70.6% 0.062 202.6)
-
Step 500
500
#48989E
oklch(63.2% 0.078 201.9)
-
Step 600
600
#228288
oklch(55.6% 0.085 201.3)
-
Step 700
700 (this color)
#1D757B
oklch(51.6% 0.079 201.9)
-
Step 800
800
#14595E
oklch(42.6% 0.065 202.3)
-
Step 900
900
#1A4A4D
oklch(37.8% 0.051 200.9)
-
Step 950
950
#112B2D
oklch(27% 0.032 202.1)
#1D757B 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) | #6C707B | 0.080 |
| Deuteranopia (no green cones) | #5E667B | 0.073 |
| Tritanopia (no blue cones) | #007A77 | 0.020 |
| Achromatopsia (no color) | #6A6A6A | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D757B
#1D757B
oklch(51.6% 0.079 201.9)
- #905553
#905553
oklch(51.6% 0.079 22.2)
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 #1D757B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.010
- Deep Turquoise #017374 ΔE 0.016
- Bluegreen #017A79 ΔE 0.018
- Dark Aquamarine #017371 ΔE 0.020
- Teal #008080 ΔE 0.032
- Ocean #017B92 ΔE 0.036
- Sea Blue #047495 ΔE 0.043
- Dark Aqua #05696B ΔE 0.043
Use #1D757B 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.