#437877
Closest named color: Bluegreen (#017A79). oklch(53.6% 0.057 194), rgb(67, 120, 119).
Aa
White text reads best on this color (5.00:1).
About this color
#437877 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 54%, its chroma 0.057 and its hue 194°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.035 away. White text reads best on it, at 5.00:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #437877 |
| RGB | rgb(67, 120, 119) |
| HSL | hsl(179, 28%, 37%) |
| OKLCH | oklch(53.6% 0.057 194) |
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 #437877 | 5.00:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #437877 | 4.19:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #437877 text on white | 5.00:1 | AA | Lc 74.5 | Content text, not long reading |
| #437877 text on black | 4.19:1 | AA large text | Lc -27.2 | 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 600.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#CFDCDC
oklch(88.5% 0.014 196.9)
-
Step 300
300
#AFC6C5
oklch(80.9% 0.025 193.5)
-
Step 400
400
#83A9A8
oklch(70.7% 0.041 194.2)
-
Step 500
500
#639493
oklch(63.2% 0.053 194.3)
-
Step 600
600 (this color)
#437877
oklch(53.6% 0.057 194)
-
Step 700
700
#3A6A69
oklch(49% 0.052 193.8)
-
Step 800
800
#305756
oklch(42.8% 0.044 193.5)
-
Step 900
900
#2B4747
oklch(37.6% 0.034 195.8)
-
Step 950
950
#1A2A29
oklch(27% 0.022 191)
#437877 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) | #727377 | 0.060 |
| Deuteranopia (no green cones) | #696C77 | 0.056 |
| Tritanopia (no blue cones) | #2A7B78 | 0.021 |
| Achromatopsia (no color) | #6F6F6F | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #437877
#437877
oklch(53.6% 0.057 194)
- #8B6063
#8B6063
oklch(53.5% 0.056 14.5)
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 #437877, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.035
- Deep Aqua #08787F ΔE 0.035
- Teal #008080 ΔE 0.037
- Deep Turquoise #017374 ΔE 0.043
- Dark Aquamarine #017371 ΔE 0.044
- Metallic Blue #4F738E ΔE 0.047
- Ocean #017B92 ΔE 0.049
- Battleship Gray #6C757D ΔE 0.053
Use #437877 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.