#457973
Closest named color: Bluegreen (#017A79). oklch(53.8% 0.057 186.2), rgb(69, 121, 115).
Aa
White text reads best on this color (4.95:1).
About this color
#457973 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 54%, its chroma 0.057 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.037 away. White text reads best on it, at 4.95:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.23:1 |
| White text | 4.95:1 |
Values
| HEX | #457973 |
| RGB | rgb(69, 121, 115) |
| HSL | hsl(173, 27%, 37%) |
| OKLCH | oklch(53.8% 0.057 186.2) |
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 #457973 | 4.95:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #457973 | 4.23:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #457973 text on white | 4.95:1 | AA | Lc 74.2 | Content text, not long reading |
| #457973 text on black | 4.23:1 | AA large text | Lc -27.5 | 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 600.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEA
oklch(93.5% 0.007 185.3)
-
Step 200
200
#CFDCDA
oklch(88.4% 0.014 185.9)
-
Step 300
300
#AFC6C3
oklch(80.8% 0.025 187.2)
-
Step 400
400
#84A9A4
oklch(70.6% 0.041 186.1)
-
Step 500
500
#64948E
oklch(63% 0.053 186.1)
-
Step 600
600 (this color)
#457973
oklch(53.8% 0.057 186.2)
-
Step 700
700
#3B6B65
oklch(49.2% 0.053 185.3)
-
Step 800
800
#315753
oklch(42.7% 0.044 187.1)
-
Step 900
900
#2C4844
oklch(37.8% 0.035 184.5)
-
Step 950
950
#1A2A28
oklch(27% 0.022 186.2)
#457973 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) | #747473 | 0.060 |
| Deuteranopia (no green cones) | #6B6D74 | 0.057 |
| Tritanopia (no blue cones) | #307B77 | 0.018 |
| Achromatopsia (no color) | #707070 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #457973
#457973
oklch(53.8% 0.057 186.2)
- #8B6069
#8B6069
oklch(53.7% 0.057 5.4)
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 #457973, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.037
- Teal #008080 ΔE 0.038
- Deep Aqua #08787F ΔE 0.039
- Deep Turquoise #017374 ΔE 0.046
- Dark Aquamarine #017371 ΔE 0.047
- Metallic Blue #4F738E ΔE 0.054
- Battleship Gray #6C757D ΔE 0.054
- Ocean #017B92 ΔE 0.055
Use #457973 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.